2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025.pdf

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 1 of 27

FEMA NextGen MHU Additional Requirements

Version 1

NOTE

14’ Wide NextGen MHU’s FEMA will procure and deliver the tank and pump system (TPS) to each vendor/manufacturer, building the NextGen MHU. The vendor/manufacturer shall place the TPS in the MHU sprinkler compartment and secure for shipping. The sprinkler system, connections and testing for leaks shall be completed by the sprinkler plant installer. Final connections and testing of the TPS and sprinkler system shall be done as part of the installation process at the MHU home site by the on-site sprinkler installer.

8’ Wide NextGen MHU’s The tank and pump system (TPS) are delivered to the MHU home site and installed by the on-site sprinkler installer. Each vendor/manufacturer, building the NextGen MHU, shall provide and install the exterior electrical connection for the TPS and all electrical for the sprinkler system. The sprinkler system, connections and testing for leaks shall be completed by the sprinkler plant installer. Final connections and testing of the TPS and sprinkler system shall be done as part of the installation process at the MHU home site by the on-site sprinkler installer.

FEMA NextGen MHU Additional Requirements

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 2 of 27

Table of Contents Description Page Number

Cover Page 1

Table of Contents 2

Section 1 – Manufactured Home Construction and Safety Standards - 24 CFR 3280

Section 2 – Substitute Material Procedure 3

Section 3 – Uniform Federal Accessibility Standards (UFAS) 3

Section 5 – Transportation and Frame 4

Section 6 – Floor Covering 6

Section 7 – Exterior 6

Section 8 – Walls 7

Section 9 – Ceiling / Roof Covering 8

Section 10 – Electrical System 8

Section 11 – Plumbing 10

Section 12 – Heating, Ventilation and Air Conditioning (HVAC) 11

Section 13 – Cabinetry and Counter Tops 13

Section 14 – Appliances, Furniture and Misc. Devices 14

Section 15 – Keys and Transponder 16

Section 23 – Sprinkler System General Requirements 17

Section 24 – 8 Wide Express MHU Sprinkler System 17

Section 25 – 14 Wide MHU Sprinkler System 17

Section 26 – Testing Requirements 17

Section 27 – MHU Identification Methods and Procedures 18

Section 28 – FEMA Task Order Options 22

Section 29 – Transportation Test Form

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 3 of 27

Section 1 – Manufactured Home Construction and Safety Standards – 24 CFR 3280 Section # Description

1.01 Vendor or Vendor/Manufacturer Definition

1. A manufactured home manufacturer or a group of independent manufactured home manufacturers that come together to bid on a project together,

2. Are recognized by the Department of Housing and Urban Development,

3. Comply with all aspects of 24 CFR 3282 Manufactured Home Procedural and

Enforcement Regulations and

4. Has been awarded a contract by FEMA.

1.02 Installer Definition – A FEMA contractor that installs system(s) (i.e. TPS or Sprinkler System) required by a FEMA Solicitation to complete the construction and/or installation of a NextGen MHU at the Vendor/Manufacturer plant, FEMA Storage Center or the NextGen MHU home site.

1.03 The vendor shall provide a printed copy of their owner’s manual and their installation manual with each MHU delivered to FEMA.

Section 2 – Substitute Material Procedure Section # Description

2.0.1 When the FEMA drawing package states, “or equal” or “or equivalent”, the alternate to what is shown in the drawing package MUST be submitted in writing with all supporting documents (via email) to FEMA for review and approval PRIOR to purchasing and installing on the NextGen MHU’s. See Scope of Work (SOW), Section C.4 Design/Material Changes/Variances for FEMA procedure and documentation required.

2.0.2 Design/Material Changes/Variance requests from vendors must state clearly:

1. FEMA drawing number and note number (If applicable) or specification section for the alternate request.

2. State what the alternate material will be.

3. State why the alternate is being requested.

4. All supporting documentation required by FEMA.

Design/Material Changes/Variances request missing any of the above will not be reviewed or responded to by FEMA or their designee.

Any Design/Material Changes/Variance request received 10 business days or less before the FEMA solicitation due date will not be accepted or responded to by FEMA or their designee.

2.0.3 FEMA or their designee will provide a Technical Bulletin (TB) response via email within 3 business days or less of receiving a complete request from the FEMA vendor.

2.0.4 FEMA will provide Technical Bulletin (TB) responses that apply to all vendors awarded a contract by FEMA via email. It is the responsibility of all vendors to monitor and maintain all Technical Bulletins that are sent out by FEMA to them.

Section 3 - Uniform Federal Accessibility Standards (UFAS)

3.0.1 The vendor shall be responsible to ensure MHU is built to FEMA supplied UFAS designs.

Windows do not have to meet UFAS requirements. Windows shall meet 24 CFR 3280.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 4 of 27

Section 5 - Transportation and Frame Section # Description

5.0.1 The transportation system components shall be installed with locking nuts or lock washers for every bolt per FEMA Drawing Package.

5.0.2 Welding of frame components shall be as stated in the drawing packages. Hitch reinforcement member that is centered, shall not have the top and bottom flanges cut off, but welded full length to both “A” frame I-Beam web and top flanges.

5.1 - Axles

5.1.1 The vendor shall document the choice of the axles and indicate that the axles meet the requirements.

5.1.2 The vendor will document the choice of axles, number of axles, calculations that the weight supported by each axle shall not exceed 80% of the total rated capabilities of the axle.

5.1.3 For all MHU types the vendor shall ensure and provide documentation that the weight of the unit does not exceed 80 percent of the allowable weight for the number of axles provided.

5.1.4 The weight of the unit shall be calculated to include all items that are shipped with the unit including all furniture and fixtures as well as any options exercised.

5.2 - Axle Lubrication

5.2.1 Axles shall include grease “zerk” fittings to facilitate maintenance of the axle hubs and bearings.

5.2.2 The grease fitting shall be incorporated as part the hub assembly.

5.2.3 The grease fittings shall be protected from environmental conditions when not being accessed during maintenance.

5.3 - Wheel Bearings

5.3.1 The wheel bearings minimum required operating life shall be three-thousand hours (3,000 hours).

5.4 – Brakes

5.4.1 All axles shall be equipped with electrically operated brakes to meet 49 CFR Section 393.42.

5.4.2 The brakes shall meet or exceed the brake performance requirements of FMCSA 49 CFR Section 393.52, in combination with the towing vehicle.

5.4.3 For the Express 1-Bedroom units, the brake system shall have the capability of meeting the performance requirements of FMCSA 49 CFR 393.43(d) when equipped with a battery.

5.4.4 For the Express 1-Bedroom units an appropriate battery box and wiring shall be built into the unit. The battery box shall be mounted to the hitch of the MHU.

5.4.5 The battery shall not be included.

5.5 – Springs

5.5.1 Axle Springs shall be of the multi-leaf type and appropriately rated with an under the axle mounting assembly (shackles, bolts, bushings, etc.).

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 5 of 27

5.6 - Tires and Rims Section # Description

5.6.2 The vendor shall specify the tires and rims to meet or exceed the minimum US DOT requirements of FMVSS 571.110 for trailers of 10,000 lbs. or less or 571.120 for trailers more than 10,000 lbs.

5.7 - Bottom Board Tire Blowout / Road Hazard Damage Mitigation

5.7.2 The material shall be of a type that will endure multiple MHU transportation, storage, and installation/deactivation cycles without rotting or rusting.

5.10 - Outriggers

5.10.1 14 Wide MHU Only - The outriggers shall terminate flush with the perimeter floor joist and be secured at this point with a lag bolt.

5.10.3 14 Wide MHU Only - Where shackles or hangers are adjacent (within 16 inches), additional outriggers shall not be required.

5.11 – Serial Numbers

5.11.2 There shall be a clear designation between the letter “O” and number “0”.

5.11.3 The vendor’s DAPIA approved, serial number system page shall be located on the interior of the water heater compartment door.

5.13 - Transportation Testing

5.13.1 Each vendor shall conduct a transportation test on the first MHU of each type produced and provide a transportation test report to FEMA or their designee.

5.13.2 The transportation test report shall be a min. of 100 miles on interstate roads, a min. of 100 miles on secondary roads for a total of a min. 200 miles.

5.13.3 The vendor shall complete the transportation test report form and provide to FEMA. See section 29 entitled, “Transportation Testing Form”.

5.13.4 The transportation test report shall document all failures during the transportation test. The vendor shall provide to FEMA or their designee the resolution of all failures for review and concurrence.

5.14 – Transportation Protection

5.14.1 Each vendor is required to provide transportation protection for the following, but not limited to: roof, exterior siding, tire area, AC condenser or wall mounted packaged HVAC system The transportation protection is noted in the drawing package for each MHU.

5.14.2 When the MHU arrives at the FEMA staging/storage area the vendor is responsible for removal of the OSB strips protecting the vinyl siding at the front of the MHU.

The vendor shall not remove the transportation protective cover from the AC Condenser or the Packaged HVAC System and the roof OSB wind deflectors and plastic wrap covering the shingles at the front of the MHU.

5.14.3 The vendor shall remove and place the OSB wind deflectors in the main living area of the MHU

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 6 of 27 for future use by FEMA’s contractors. They shall be secured to assure the OSB deflectors will not cause damage during moving the MHU at the FEMA staging/storage area.

The vendor is also responsible for disposal of the plastic wrap covering the shingles and the OSB strips protecting the vinyl siding from the FEMA staging/storage area.

5.14.4 The vendor is responsible for repair and covering all holes in the asphalt shingles with an asphalt mastic that complies with ASTM 4586 – Standard Specification for Asphalt Roof Cement or equivalent. Color of the asphalt mastic shall match the shingles.

The vendor is responsible for repair and covering all holes in the vinyl siding with an elastomeric caulk acceptable to the vinyl siding manufacturer. Color of caulk shall match the vinyl siding.

Section 6 - Floor Covering

6.0.1 All interior floor covering shall be durable and low maintenance, be continuous without seams, resilient, and non-skid floor covering.

6.0.3 A carpet mat, thirty inches by fifteen inches (30” x 15”), shall be placed at each entrance door.

Section 7- Exterior

7.0.2 The wall insulation shall be kraft back “batt” insulation. Kraft backing on the wall insulation shall be installed on the warm side of the MHU and shall have a permeance no greater than one perm.

7.0.3 Minimum R rating for exterior wall insulation shall be:

8’ Wide MHU = Floors - R-26, Walls - R-13 and Ceilings R-38 14’ Wide MHU = Floors - R-26, Walls - R-19 and Ceilings R-38

7.0.4 PVA glue shall be used on exterior wall multi-member headers unless noted otherwise in the drawing package.

7.0.5 A continuous water-resistive barrier, DuPontTM Tyvek® or equivalent shall be installed behind the exterior siding.

7.1 - Exterior Siding

7.1.1 Unit siding shall be standard vinyl siding (color: light grey). Siding and corners shall be the same color.

7.1.2 Soffits, trim and J-block shall either be the same color, or white.

7.1.3 J-channel shall not be punctured with weep holes or joints over windows and doors.

7.1.5 Four (4) additional pieces of spare siding shall be shipped with each MHU.

7.2 – Exterior Doors Section # Description

7.2.1

Each exterior door shall be industry standard Dunbarton Rediflex Steel Frame with Opaque Outswing Fiberglass Door and ADA Sill or equivalent. The door shall be thirty-six inch by seventy-six inch (36” x 76”) minimum insulated fiberglass steel door with a minimum R 3.5 rated insulation.

7.2.3 Each door shall be pre-hung.

7.2.4 Thresholds shall be UFAS compliant. Threshold at doorways shall not exceed 1/2 in (13 mm).

Raised thresholds and floor level changes at accessible doorways shall be beveled with a slope no greater than 1:2).

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 7 of 27

7.2.6 Each exterior entrance door shall have entry locks with lever handles and key operated dead bolt locks installed. The TPS lever handle shall not have a lock.

7.2.7 All key operated dead bolt locks shall use a dedicated key. The TPS door and the water heater door shall be keyed the same. The front and rear exterior entrance doors shall be keyed the same.

7.2.8 All exterior entrance door locks shall be master keyed.

7.3 Exterior Door Peephole / Door Viewer

7.3.2 The upper peephole shall be located in the horizontal center of the door, and be placed five feet three inches (5’3”, or 63”) with a tolerance of (± .5 inch) from the finished floor.

7.3.3 The lower peephole shall be located in the horizontal center of the door and be placed three feet seven inches (3’7”, or 43”) with a tolerance of (± .5 inch) from the finished floor.

7.4 - Window Shutters

7.4.1 The unit shall not have window shutters.

Section 8 – Walls

8.0.1 All panels shall be secured to each wall stud it comes in contact with.

8.0.2 All outside corners shall be reinforced with corner guards, either metal (non-corrosive) that is free of burrs or sharp points or edges and are covered by adequate joint compound, or wood molding so that the corner is protected.

8.0.3 All joints, except when using molding strips, shall have a Level 3 finish, as specified in Gypsum Association, GA-214 "Recommended Levels of Gypsum Board Finish", prior to priming.

8.0.4 (2021-4)

Walls shall be constructed using moisture / mold resistant materials. Vinyl on gypsum (VOG) is not acceptable.

8.05 (2021-4) (2021-5)

Paper on ½” Gypsum (POG) is an acceptable equivalent to ½” Gold Bond XP gypsum when the POG meets the following:

1. Perm rating must be equal to or better than ½” Gold Bond XP.

2. The interior paper finish of the POG shall have an off-white interior color that is consistent throughout the entire MHU.

3. POG must be moisture /mold resistant.

8.1 - Paint

8.1.1 The MHU shall have an off-white interior color with eggshell finish.

8.1.2 Walls shall have one primer coat and a minimum of two finish coats of paint. See section 7.0.1 for wall vapor retarder.

8.1.3 Walls, ceilings, moldings, and trim paint shall be antimicrobial, low volatile organic compound

(VOC).

8.2 - Molding and Trim

8.2.1 All trim molding and caulk used in the home shall be color matched or color coordinated to the interior wallboard. All molding shall be caulked.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 8 of 27

8.2.2 All seals, joints, door and window frames, corners (in plain view or not), etc., shall be finished with appropriate matching moldings.

8.2.3 All exposed panel edges, such as access panels, shall be covered with permanently attached non plastic edging.

8.2.4 Crown and baseboard molding shall be 1/2” x 2” used throughout the home.

8.2.5 The casing around doors and windows shall be 1/2” x 2” minimum lumber flat.

8.3 - Window Blinds Section # Description

8.3.1 Mini blinds shall be designed to meet required current industry safety standards and Consumer Product Safety Commission recommendations.

Section 9 – Ceiling / Roof Covering

9.0.1 Drip edges shall not have joints over the doors or windows.

9.0.2 All roof penetrations shall be capped with a galvanized or aluminum metal cap. RV metal caps are not acceptable.

9.2 – Ceilings Panels

9.2.1 The vendor shall construct the MHU ceiling using industry standard methods.

9.2.2 Ceiling shall have a vapor barrier that complies with 24 CFR 3280.504(a).

Section 10 - Electrical System

10.0.1 All units shall be ready for hook up to municipal electric service.

10.0.2 The electrical service shall be a 200 Amp, 120/240 volts, 4-wire service panel, complete with main disconnect breaker and individual branch circuit breakers.

10.0.3

The main distribution panel shall be of a dead front, safety type, equipped with thermal magnetic molded case circuit breakers of the quick break type having trip indicators and common trip on all multiple breakers. A trip indicator can be the handle snaps to a midpoint position between "OFF" and "ON" or a visible, red indicator easily identifies the tripped breaker.

10.1 – Electrical Service Entrance

10.1.1 Each MHU shall have a service entrance conduit from the main distribution panel straight down through the bottom board. See FEMA NextGen MHU drawing package for additional information.

10.1.3 N/A

10.1.4 N/A

10.1.5 N/A

10.1.6 N/A

10.2 – Exterior Fixtures

10.2.1 The fixture shall be a metal, 150-degree motion-sensing twin flood security light.

10.2.2 The color shall be light grey or white.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 9 of 27

10.2.3 The motion sensing light shall be installed so that it has a manual override feature.

10.2.4 Fixture bulbs shall be Energy Star rated.

10.2.5 Appropriate flood light bulbs shall be stored in a secure location in the kitchen during transportation.

10.3 – Interior Receptacles

10.3.1

Note: The NEC definition of a receptacle is “a contact device installed at the outlet for the connection of an attachment plug”. A single receptacle is a single contact device with no other contact device on the same yoke. A multiple receptacle is two or more contact devices on the same yoke. See examples below.

10.3.2 All receptacles shall be duplex receptacles throughout the MHU with the exception of specialty receptacles. Specialty receptacles include receptacles for the dryer, range, refrigerator, etc.

10.3.5 Self-contained electrical receptacles and switches are not permitted.

10.3.7 The single 20-amp receptacle for the refrigerator shall be located so it can be unplugged without moving the refrigerator.

10.4 – Interior Lighting

10.4.1

All interior lighting fixtures (except for the water heater compartment, the TPS compartment and bathrooms shall be ceiling mounted, wall-switched controlled, have dual bulb sockets with non-breakable shades. Light-Emitting Diode (LED)bulbs, equivalent to sixty (60) watt bulbs, shall be installed.

10.4.2 The water heater and TPS compartments light shall be equipped with a light switch and shall not have a pull string.

10.5 – Water Heater Electrical Requirements

10.5.2 The water heater circuit breaker shall be taped in the “Off” position. The tape shall be legibly labeled: “Water Heater. Do not turn on until water service operational and tank is filled.”

10.6 – Telephone and Cable Television Outlets

10.6.2 Telephone Jack: Each unit shall have a pre-wired (CAT 5 cable) telephone jack installed in the living room and each Bedroom.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 10 of 27

10.6.3 The telephone jack shall be wired for two lines or a telephone jack with double outlets.

10.6.6 All cable and telephone jacks shall not be installed in a location that requires the movement of furniture for access or creates a trip hazard.

Section 11 - Plumbing

11.1 – Water Heater Section # Description

11.1.1 A 40-gallon electric dual element quick recovery water heater or equivalent tank less water heater shall be installed.

11.1.2 The water heater shall be complete with a pressure relief valve, corrosion resistant drain pan, and a metal tank drain valve.

11.1.3 The valves and drain pan shall be separately piped four inches (4”) to six inches (6”) below the bottom board of the MHU and will be at least five inches (5”) away from the water inlet pipe. The water heater drain line is required to be ran to the exterior of the unit per 3280.709(h).

11.1.4 The water heater shall be equipped with shut off valves on both hot and cold water lines to allow for ease of replacement.

11.1.5 The vendor shall include a label, sticker or placard that indicates what type of piping has been used in the unit.

11.1.6 The label shall include size, material, and special instructions to winterize the unit.

11.1.7 The label, sticker and/or placard shall indicate an appropriate and safe method to winterize and un-winterize the unit.

11.2 – Water Heater Compartment

11.2.1 The water heater compartment shall be labeled - “Water Heater Compartment.”

11.2.2 The label shall state “No additional items should be stored in the compartment.”

11.2.3 The font on the label shall be a minimum #12 font.

11.2.4 Access shall be provided through a door that is keyed with a single key.

11.2.5 The key for access to the water heater compartment shall be unique and not match any other key used for interior or exterior locks providing access to the unit unless specifically designated. **See requirement for “Water Heater Compartment Key.”

11.3 – Shower and Tub

11.3.1

The shower or the shower/tub combination shall have a non-skid surface and shall be installed in accordance with the shower/tub manufacturer’s instructions and be leveled so that water drains completely. When a vendor purchases an ADA approved shower or tub/shower unit with the grab bars installed, the grab bar backers shown on the FEMA NextGen MHU drawing package may be omitted.

11.3.3 The shower rod shall be a single piece NON spring-loaded type.

11.4 – Commode / Toilet

11.4.1 The vendor shall equip the bathroom with a commode/toilet having an elongated bowl.

11.6 – Kitchen Sink

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 11 of 27

Section # Description

11.6.1 Each MHU shall have a completely installed, self-rimming, double bowl, stainless steel sink with a faucet that has one (1) spray nozzle at least twenty-four inches (24”) in length.

11.6.2 Each sink shall be fitted with metal strainer basket assemblies.

11.6.3 Kitchen sink shall be a minimum of:

33"L x 22"H x 6.5” deep with double equal basins (Express Units shall be single basin kitchen sink, 6.5” deep).

11.6.4 Water lines and drain pipes shall be insulated to protect against contact unless they are contained in a kitchen sink base cabinet.

11.6.5 There shall be no sharp or abrasive surfaces under the kitchen sink.

11.6.6 All faucet assemblies shall include secondary shutoff valves (one for each, hot and cold-water line).

11.7 – Bathroom Medicine Cabinet Section # Description

11.7.1 The bathroom shall include a commercially manufactured surface mounted medicine cabinet with a mirrored door. The faucet design shall not interfere with the medicine cabinet door opening.

This updated requirement supersedes FEMA Technical Bulletin 2022-31.

Section 12 – Heating, Ventilation and Air Conditioning (HVAC)

12.0.1 The MHU shall be equipped with a specifically engineered HVAC system based on the size and intended use of the MHU, in accordance with 3280.506, 3280.508 and 3280.509.

12.0.2

The MHU shall be equipped with a specifically engineered HVAC system based on the size and intended use of the MHU, in accordance with 3280.506, 3280.508 and 3280.509. Two different systems will used in the production of the NextGen MHU’s. FEMA will provide direction in the solicitation.

12.0.3 Option 1 – Heating and Split Central Air Conditioning System – The “split” AC system consists of a condensing unit located outside of the MHU and an evaporative coil inside the MHU. The installation of a central air condition unit requires duct work and pipe work.

12.0.4

Option 2 - Unlike the split system, the HVAC Wall Mounted Package System has all the components for heating, air conditioning and whole house ventilation in a wall mounted system. The unit itself requires duct work; electrical connections and drain piping. Vendor is responsible for having a current Alternative Construction Letter from HUD prior to the starting of the construction of MHU’s for FEMA.

12.1 HVAC Geographic Area

12.1.1 All HVAC systems shall be selected/designed and installed to comply with thermal zone 3 for heating and thermal zone 1 for cooling in accordance with heat loss/heat gain calculations in the FEMA drawing package.

12.2 – Heating and Air Conditioning Systems

12.2.1 The furnace shall be able to maintain the temperature based on the coldest average temperature of the operating area of the MHU.

12.2.2 The furnace shall be complete with a factory-supplied base suitable for a forced air duct distribution system.

12.2.3 Thermostat: The thermostat shall be a digital readout type with manual controls to switch from "OFF" to "HEAT" or "COOL" settings, temperature adjustment and fan control. The thermostats

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 12 of 27 shall be a Non-Configurable, Non-Programmable Digital Thermostat. The thermostat shall be designed to work only with the HVAC system installed in the MHU.

12.2.4 A configurable thermostat is a thermostat that can be configured to work with several types of HVAC systems (e.g., setting 1 for a heat pump; setting 2 for a standard split system).

12.2.5 A programmable thermostat is a thermostat that can be programmed to have the HVAC system change the temperature settings at different times of the day and/or be programmed to have different temperature setting for different days of the week.

12.3 – HVAC Installation

12.3.2 The HVAC system shall not require additional installation when the MHU is installed.

12.3.3 The HVAC system shall not transmit vibrations and any sound that accompany operation cycles to the MHU.

12.3.4 The mounted compressor shall be attached in such a way that the there are no sharp edges or protrusions and the condenser shall not be damaged in any way during transportation or use.

12.3.5 A galvanized protective cover shall be installed over all exterior HVAC components to protect any exterior HVAC components for the entire time that it is in storage and being transported to the initial installation point.

12.3.6 The cover shall be installed in such a way as to not cause damage to the HVAC or the MHUs siding during storage or removal of the cover.

12.4 – HVAC Duct System

12.4.1

All seams shall be sealed with UL 181A and/or 181B -listed duct mastic tape, which will be verified before acceptance, with mechanical fastening to ensure airtight construction with a maximum five percent (5%) duct loss. No construction debris or sawdust may be left in the duct system. See Section 26 for testing requirements.

12.4.2 (2021-7)

Packaged System main trunk duct shall be metal duct. Thickness of metal duct shall be per Federal Standards 24 CFR 3280.715 and Interpretative Bulletin H-1-74.

Section 13 – Cabinetry and Counter Tops

13.0.1 The vendor shall provide and install upper and lower cabinets that shall comply with the ANSI/KCMA A161.1 standard. Vendor may self-certify that they meet the requirement.

13.0.2 Access to the cabinets and countertop shall not be blocked by appliances and shall be usable, except the microwave oven that is located on the countertop.

13.0.3

The upper and lower cabinets shall have three quarter inch (3/4”) thick shelving. A vendor that builds its cabinets may provide to FEMA or their designee for review and approval, a half inch (1/2”) thick shelf test report that complies with KCMA testing requirements. If the test report is acceptable, then half inch (½”) thick shelves may be used.

13.0.4 All cabinets shall be constructed and installed with a finish compatible with the interior decor.

13.0.6 Base cabinets, except drawer base and sink base cabinets, shall have a fixed shelf.

13.0.7 Overhead cabinets, except range hood overhead cabinet, shall have three adjustable shelves per overhead cabinet. Shelves and adjustable shelf brackets shall be placed in the bottom of the cabinet for transportation.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 13 of 27

13.1 – Kitchen Counter Tops Section # Description

13.1.1

The vendor shall install post-formed counter top (a post-formed counter top is formed from a single piece of laminate that is shaped into a backsplash at the rear and a rounded drip edge in front) or the vendor shall install a square edge countertop with a back splash that is properly sealed and water resistant.

13.1.2 The countertop shall be constructed to last for a minimum of 5 years of storage and 2 years of use.

13.1.3 The backsplash shall be sealed where it meets the wall.

13.1.4 The backsplash shall not be cut or altered for any purpose.

13.1.5 Access to the cabinets and countertop shall not be blocked by appliances and shall be usable.

13.1.6 The minimum size of the backsplash height shall be 4 inches above the finished surface of the countertop.

Figure: Example of a post formed laminated countertop

Section 14 – Appliances, Furniture and Misc. Devices

14.0.1 The vendor shall leave in place all labels that are affixed to the appliances.

14.0.2 All appliances shall be unpacked, installed and packing material shall be removed from the unit.

14.0.3 All appliances shall be secured in a manner so that it is not damaged during multiple transportations or interfere when the unit is occupied.

14.0.4 Items used to secure appliance doors shall be easily removed.

14.0.5

(TB 2021-3)

All kitchen appliances (range, range hood, refrigerator and microwave) shall be the same color. Vendor may choose color. (TB 2021-3)

14.1 – Range / Oven

14.1.1 The vendor shall install a thirty inch (30”) self-cleaning electric range/oven.

14.1.2 It shall include four (4) burners, a thermostatically controlled lighted oven, and indicator lights that show that the burners are operating or are hot.

14.1.3 Range/oven controls shall be located so that the user does not have to reach across burners to use the range/oven.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 14 of 27

14.1.4 The range/oven shall be secured to the floor.

14.1.5 The range/oven shall be secured using the anti-tip brackets supplied by the range/oven vendor.

14.1.6 The range/oven shall be plugged into the receptacle (receptacle for range is flush mounted in the wall behind range). Brackets used can include the typical angle bracket/gusset that supplied with a range/oven.

14.2 – Power Vented (Range) Hood

14.2.1 A lighted, power-vented range hood shall be installed (one-piece construction).

14.2.2 Kitchen exhaust fan shall exhaust a minimum of one hundred (100) CFM, directly vented to the outside.

14.3 – Refrigerator

14.3.1 The refrigerator shall be a 18 cubic foot, frost-free, ENERGY STAR compliant with bottom freezer.

14.3.2 The refrigerator shall be secured to the floor and a wall stud at the top rear with the manufacturer’s anti-tip bracket/gusset per manufacturers installation instructions.

14.3.3 The single receptacle provided shall be on a dedicated circuit and be able to be plugged in without moving the refrigerator and in an accessible location.

14.3.4 The refrigerator shall be located so that when the door swings open it does not impede access when approaching from the stove, sink, and food preparation area.

14.3.5 The refrigerator shall NOT be plugged in at time of delivery to FEMA.

14.4 – Microwave Oven Section # Description

14.4.1 Each unit shall include a 1.2 cu ft microwave (minimum) with child lock.

14.4.2 Microwave / range hood vent shall not be allowed.

14.4.3 Microwave shall not require a dedicated electrical circuit.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 15 of 27

14.5 – Smoke Alarms Section # Description

14.5.2 Each smoke alarm shall be equipped with a strobe component, test button and temporary silencing device.

14.5.3

Due to the significantly improved performance capabilities of smoke alarms made to comply with the 8th edition of UL Standard 217, every effort should be made to provide smoke alarms meeting these same standards in MHU’s constructed prior to June 30, 2021. Smoke alarms for all MHUs constructed after June 30, 2021 shall comply with the 8th edition of UL Standard 217, Standard for Smoke Alarms.

14.6 – Fire Extinguisher

14.6.2 The mounting bracket shall be secured to a wall stud in the kitchen/living area.

14.7 – NOAA Weather Radios Section # Description

14.7.1 Each MHU shall be equipped with National Oceanic and Atmospheric Administration (NOAA) weather radio in each bedroom.

14.7.2 Each National Oceanic and Atmospheric Administration (NOAA) weather radio shall be equipped with a strobe component and an external device jack.

14.7.3 NOAA weather radios shall be approved by Federal Communications Commission (FCC) and

NOAA.

14.7.4 All weather radios shall work with electrical power and battery backup.

14.7.5 All weather radios shall be UFAS compliant.

14.8 – Dehumidifier Section # Description

14.8.1 FEMA has deleted the dehumidifier drain from all NextGen MHU Models. See FEMA Technical Bulletin TB 2021-36, dated 08-25-2021.

14.8.2

As of 11-15-2023, FEMA has added the option of a wall dehumidifier installed at the vendor’s plant, which will be stated in a FEMA Task Order. See Section 28. Vendors are required to install, as standard at the plant as detailed in the drawing packages and Appendix A: 1) Wall Framing, 2) Electrical, and 3) Drain Line.

14.9 - Furniture

14.9.1 All furniture shall be durable (suitable for rugged use and comfortable) and built for up to five

(5) years in storage and/or eighteen (18) months during occupancy.

14.9.2 Fabric or material shall meet federal flammability standard 16 CFR 1632 – Standard for the Flammability of mattresses and mattress pads (FF-4-72 Amended) and shall have stain resistance protection.

14.9.3 Furnishings shall be placed in the rooms in which they will be used.

14.9.4 Furniture shall be the size as stated on the FEMA drawing package. Larger or longer furniture is not acceptable. Furniture shall be sized as shown on FEMA NextGen MHU drawing packages.

Smaller furniture sizes shall be approved by FEMA. See Section 2.0.1.

14.9.5 Tables and chairs to have accommodation for 2” casters to be retrofitted into legs.

14.9.6 All furniture construction should adhere to the national standards of the appropriate furniture industry.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 16 of 27

Section 15 – Keys and Transponder

15.1 – Unit Keys Section # Description

15.1.1 The vendor shall furnish three (3) sets of keys (six keys total) for each MHU procured.

15.1.2 Keys shall be secured on a rust-proof ring or wire.

15.1.3 The unit keys shall have an 1-1/2” (one and one half inch) identification tag with the MHU serial/VIN number on one side and space for the bar code on the other side.

15.2 – Water Heater Compartment Key

15.2.1 The vendor shall secure the water heater compartment door, for each unit, utilizing a keyed alike “SCHLAGE” brand, 6-pin Everest cylinders with a C123 keyway (dead bolt lock), that will be keyed to a 6 pin combination.

15.2.2 The key combination shall be “746105” for all MHUs.

15.2.3 This key combination shall not be used anywhere else in the unit or in the master key set, except the TPS closet door.

15.3 – TPS Compartment Key – 14 Wide

15.3.1 The door to the TPS compartment shall not be keyed the same as the entry doors to the MHU.

15.3.2 The vendor shall secure the TPS closet door, for each unit, utilizing a keyed alike “SCHLAGE” brand, 6-pin Everest cylinders with a C123 keyway (dead bolt lock), that will be keyed to a 6-pin combination.

15.3.3 The key combination shall be “746105” for all MHUs.

15.3.4 This key combination shall not be used anywhere else in the unit or in the master key set, except the water heater compartment door.

15.4 – Sprinkler Riser Access Wall Key – 8 Wide Express

15.4.1 The door to the Sprinkler Riser Access Wall shall not be keyed the same as the entry doors to the MHU.

15.4.2 The vendor shall secure the Sprinkler Riser Access door, for each unit, utilizing a keyed alike “SCHLAGE” brand, 6-pin Everest cylinders with a C123 keyway (dead bolt lock), that will be keyed to a 6-pin combination.

15.4.3 The key combination shall be “746105” for all MHUs.

15.4.4 This key combination shall not be used anywhere else in the unit or in the master key set, except the water heater compartment door.

15.5 – Transponder

15.5.1

The vendor shall provide a transponder sled to mount the transponder. The transponder’s dimensions are, L: 7.25in x W: 3.25in x H: 1in (184mm x 83mm x 25 mm). The transponder sled shall be made from sheet metal and painted with a textured powder coat finish to match the exterior color of the MHU or white. See FEMA drawing package for transponder picture and location.

15.5.2 See FEMA drawing package for transponder sled detail.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 17 of 27

Section 23 – Sprinkler System General Requirements

23.0.1 Section 23 requirements apply to Section 24 – 8 Wide Express MHU Sprinkler System and Section 25 – 14 Wide MHU Sprinkler System.

23.0.2 For general performance requirements, sprinkler layouts, and calculations see Appendix C.

Section 24 – 8 Wide Express MHU Sprinkler System

24.0.1 For 8 Wide Express MHU external TPS system and the sprinkler system performance requirements see Appendix C.

Section 25 – 14 Wide MHU Sprinkler System

25.0.1 For 14 Wide MHU internal TPS system and the sprinkler system performance requirements see Appendix C.

26 Testing Requirements

26.1 The following additional shall be performed in "Final Finish" or the last station at the plant when all electrical and plumbing work on the MHU is complete. They may be witnessed at the discretion of the Government.

26.

1.1 Required Electrical Testing

Dielectric Strength Test Continuity Test Operational Test Polarity Checks / Test 26.

1.2 Plumbing Systems Water System Drainage and Vent System and plumbing fixtures.

Water System Test Drainage and Vent System Tests Fixture Test 26.

1.3 Egress Window Test

26.

1.4 Smoke Alarm Test

26.2 When the MHU is delivered to FEMA the entire water system shall be dry without any water in it or with using adequate amounts of RV antifreeze to insure against freezing in extreme conditions.

26.3 The vendor shall add labels that the unit is winterized using RV antifreeze and provide instructions on how to “un-winterize” the unit to be used safely to house disaster survivors.

26.4 The vendor shall test the HVAC duct system for each MHU. The duct leakage shall be no more than 5%. Duct testing shall be in accordance with the ENERGY STAR Qualified Manufactured Homes

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 18 of 27

Procedure Manual.

26.5 The vendor shall retain duct leakage test report documentation for each MHU for seven years. The vendor shall provide to FEMA, as requested any or all test reports showing the MHU is in compliance.

26.6 The vendor shall hold on file all test documentation and provide to FEMA as requested.

26.7 FEMA, at their discretion, may require secondary testing of any of the above tests by the vendor.

27 - MHU Identification Methods and Procedures

27.1 All units shall have a unit designation number as described below. The “FEMA Designated Number” is composed from information provided by FEMA and by the contractor, which uniquely identifies the unit.

27.2 The Unit Designated Number shall be:

Marking must be of a plain font (e.g. Arial); three inches (3”) high; black colored on white background; and must be reflective ASTM D4956 Type III or better

Placement must be within three inches (3”) from the bottom of the adjacent roof eve and no more than three inches (3”) from the left edge of the manufactured home

27.3 The number shall be as follows:

Descriptor Source Example

Last two digits from the year the contract was awarded FEMA 14

Last four digits from contracted firm’s contract number FEMA 1000

Four-character abbreviation assigned to contracted firm FEMA ABCD

Hyphen

Last two digits from the year the task order was awarded FEMA 13

Last two digits from contracted firm’s task order number FEMA 1

Unique code assigned to requirement version FEMA BD

Quantity of bedrooms Contractor 2 UFAS Type (U = UFAS, N = Non UFAS) Contractor U Hyphen

Incremental number assigned to each MHU produced under task order

Contractor 0056

Alpha letters assigned to identify protective systems (e.g., S = sprinkler and/or W = shrink wrapped)

Contractor SW

Example: 141000ABCD-1301BD2U-0056SW

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 19 of 27

27.4 All units shall be identified in accordance to the following:

27.5 Unit designation number shall be placed on exterior left front corner (road side) of the MHU.

27.6 The Unit Number placard shall be as follows:

Include FEMA Unit Designation Number Marking must be of a plain font (e.g. Arial); three inches (3”) high; black colored on white background; and must be reflective ASTM D4956 Type III or better Placement must be within three inches (3”) from the bottom of the adjacent to no more than three inches (3”) from the left edge of the manufactured home.

27.2 Unit Specification Placard

Section # Description

27.7 Unit Specifications placard shall be placed on the interior side of the TPS closet door, level, three inches (3”) from latch side.

27.8 The top of placard shall be five feet (5’) from bottom of the door.

27.9 The Unit Spec placard shall be as follows:

White background, dark blue border, half inch (½”) in thickness “UNIT SPECS” in uppercase, blue half inch (½”) high font, centered

27.10 Placard must list the information corresponding to the data labels listed below, in black one-quarter inch (¼”) high font:

Unit Designation Number (26 characters) Vendor’s Serial Number (40 Characters)

Contractor Name (40 Characters)

Actual Vendor’s Name (40 Characters)

Actual Vendor’s Address Address1 (40 Characters) Address2 (40 Characters) Actual Vendor’s Name (12 Characters)

Actual Vendor Date MM-DD-YY

(8 Characters)

FEMA Requirement Code (3 Characters)

FEMA Climate/Color (10 Characters)

Length (feet) (6 Characters) Width (feet) (4 Characters) Height (feet)

(4 Characters) Fully loaded Weight (lbs.)

(6 Characters)

UFAS Yes/No (3 Characters) Number of Axles/Tires (4 Characters) Tire type/ Recommend psi for transport

(10 Characters) Axle rating, each (Weight in lbs.) (5 Characters)

Thermal (U/O) (1 Character)

Livable area (Square feet)

(3 Characters)

Wind Zone (1 Character) Roof load zone (2 Characters) Electrical system (amps / volts) (7 Characters)

Electrical Supply (# wires / # avg.) (3 Characters)

Water heater size (gallons) (2 Characters)

Water heater vendor (40 Characters)

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 20 of 27

27.11 The UNIT SPEC PLACARD shall have barcodes containing the same information as specified above (table).

27.12 The Barcodes shall be part of the UNIT SPEC PLACARD

27.3 Barcode Information

27.13

Vendor Serial Number - This CODE 39 type barcode shall be encoded with the Vendor’s serial number assigned, and it shall match the serial numbers affixed or identified on other areas of the Manufactured Unit. The barcode shall be only alphanumeric. Below each character the vendor shall identify if the character is a letter (identified with an “A”) or a number (identified with an “N”).

27.14 FEMA Designated Unit Number - This CODE 39 type barcode shall be encoded with the FEMA designated unit number (as explained above). The number shall match the number printed on the Unit Data Placard. The barcode shall have be only alphanumeric, no dashes.

27.15

Information from Unit SPEC Placard (PDF-417) - This PDF-417 type barcode shall be encoded with comma delimited information from the Unit Data Placard. Symbols (dashes and back slashes) are to be used. No commas in data fields may be used (e.g. numeric to denote thousands). The data shall be encoded in the order listed below. Data only – no data labels – will be included. Blank fields are included, but can be blank (denoted with just a comma).

27.16 Information from Unit SPEC Placard (Data matrix) - This Data matrix type barcode shall be encoded with comma delimited information from the Unit Data Placard. Symbols (dashes and back

HVAC manufacturer (40 Characters)

HVAC size (rated tons)

(3 Characters)

HVAC heat strip size (amps)

(3 Characters) Other 1 (40 Characters)

Siding manufacturer (40 Characters) Siding color (10 Characters) Exterior Doors (Rating / size)

(10 Characters) Windows (U factor)

(2 Characters)

# of Bedrooms (1 Character) # of Bathrooms (1 Character)

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 21 of 27 slashes) are to be used. No commas in data fields may be used (e.g. numeric to denote thousands).

The data shall be encoded in the order listed below. Data only – no data labels – will be included.

Blank fields are included, but can be blank (denoted with just a comma).

Note Comma delimited order - FEMA Designated Unit Number, Vendor’s Serial Number, Contracted Vendor’s Name, Actual Vendor’s Name, Actual Vendor’s Address1, Actual Vendor’s Address2, Actual Vendor’s Phone, Actual Manufacture Date, FEMA Requirement Code, FEMA Climate / Color, Length, Width, Height, Fully Loaded Weight, UFAS, # of Axles / Tires, Tire Type / Recommend PSI for Transport, Axle Rating Each, Thermal Zone, Livable Area, Wind Zone, Roof Load Zone, Electric System, Electric Supply, Water Heater Size, Water Heater Manufacturer, HVAC Manufacturer, HVAC Size, HVAC Heat Strip Size, Other1, Siding Manufacturer, Siding Color, Exterior Doors, Windows, # of Bedrooms, # of Bathrooms

27.4 Unit Contact Placard

27.17 Unit Contact placard shall be placed on interior side of front and back exterior doors, adjacent to upper peephole (top of the sign may not be any higher than 66” above the finished floor), door handle side.

27.18 The Unit Number placard shall be as follows:

Destructible Vinyl Sticker type (sticker must be applied so that it is level and plum with respect to the door edge)

Black one inch (1”) high font, on white background, stating:

“FEMA Owned & Maintained Unit For Maintenance call ___________” Blue three-quarters inch (¾”) high font, stating “Unit Barcode”; and approximately eight inches (8”) of space to write in (with permanent marker) FEMA Barcode number

27.5 Manufactured Home Serial Number

27.19 The vendor shall stencil in a contrasting color two inch (2”) high font the vendor’s serial number on the draw bar.

27.20 The stencil shall be painted in such a location that it will not obscure the stamped serial number.

27.21 The serial number stenciled shall match the stamped serial number and serial number on the HUD data plate.

27.6 Fire Safety Placard

27.22 The Fire Safety placard shall be placed directly under the “Unit Contact” placard on interior side of front and back exterior doors.

27.23 The Fire Safety placard shall be as follows:

Size of placard to be eleven inches (11”) by eight- ½ inches (8 1/2”) White background with lettering and representations as shown below

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 22 of 27

27.7 Labels

27.24 The vendor shall affix a permanent indicator to identify the following:

Support placement location (piers, jack stands, etc.) for long term storage, Blocking location for Installation, Fresh water inlet location Telephone junction box Cable TV junction box

27.25 The Jack stand label shall include the minimum quantity of jacks required per I- Beam.

27.28 The vendor shall provide instructions on how to “de-winterize” the MHU.

27.29 The vendor shall provide a copy of it’s DAPIA Design Requirements for the serial number.

27.30 The vendor’s DAPIA approved, serial number system page shall be located on the exterior of the water heater compartment door.

27.31 The HUD data plate shall be attached to the wall above the electrical breaker panel.

28 – FEMA Task Order Options

The vendor shall make the following options available at the request of the government. Any and all of these options can be ordered in whole or as part of any delivery / task order issued by the government as part of the awarded contract. Requiring any of the options will not obligate the government to make the option(s) part of any future delivery task order.

28.1 – FEMA Task Order List of Options Option # Description

OPT-1

LP SmartSide® Panel Siding and Trim Option The vendor shall cover the exterior of the MHU with LP SmartSide® Panel siding, in lieu of vinyl siding. Vendor to include PE sealed design and calculations showing compliance to 24 CFR Wind Zone 3 compliance. Windows, doors and all other exterior wall penetrations to be trimmed out per LP SmartSide Trim and Fascia®. The color of the LP SmartSide® paneling and trim shall be white or light gray. Vendor to install LP SmartSide® paneling and trim in accordance with LP written application instructions. Vendor shall submit texture and color samples of final texture and color selection to FEMA. FEMA COR will provide written acceptance before vendor purchases material.

OPT-2

Wall Dehumidifier Option The vendor shall provide a wall mounted dehumidifier, Santa-Fe UltraMD33 or FEMA approved equivalent. The dehumidifier shall be installed by the vendor at the plant in the location shown on

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 23 of 27 the FEMA NextGen MHU drawing packages. Vendors wanting to submit to FEMA an equivalent dehumidifier must follow Section 2.0.1 and provide at a minimum revised PE sealed electrical layout, drain line layout and interior wall drawings.

2 - FEMA NextGen MHU Additional Requirements - Version 1 - FEB-03-2025 24 of 27

28.2 Weekly Storage

Option # Description

OPT-25

When FEMA orders MHUs, the Agency may require that the contractor store the MHUs at the vendor’s location. This may result from a number of logistical issues including but not limited to:

delays in construction of FEMA group sites; dispatch or receiving activity at FEMA’s Manufacturing Housing Storage Sites; or delivery and…