085113 - Aluminum Windows.pdf

Dayton VAMC August 19, 2022

Correct Infrastructure Deficiencies B408 100% Construction Documents

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SECTION 08 51 13

ALUMINUM WINDOWS

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Aluminum windows for renovation work.

1.2 RELATED REQUIREMENTS

A. Sealing Joints: Section 07 92 00, JOINT SEALANTS.

B. Glazing: Section 08 80 00, GLAZING.

C. Color of finish: Section 09 06 00, SCHEDULE FOR FINISHES.

1.3 APPLICABLE PUBLICATIONS

A. Comply with references to extent specified in this section.

B. American Architectural Manufacturers Associations (AAMA):

1. AAMA/WDMA/CSA 101/I.S.2/A440-11 - Windows, Doors, and Skylights.

2. AAMA 505-09 - Dry Shrinkage and Composite Performance Thermal Cycle

Test Procedures.

3. AAMA 2605-13 - Performance Requirements and Test Procedures for

Superior Performing Organic Coatings on Aluminum Extrusions and

Panels.

4. AAMA TIR A8-08 - Structural Performance of Composite Thermal Barrier

Framing System.

C. American Society of Civil Engineers/Structural Engineering Institute

(ASCE/SEI):

1. 7-10 - Minimum Design Loads for Buildings and Other Structures.

D. American Society of Heating, Refrigerating and Air-Conditioning

Engineers (ASHRAE):

1. 90.1-13 - Energy Standard for Buildings Except Low-Rise Residential

Buildings.

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E. ASTM International (ASTM):

1. B209-14 - Aluminum and Aluminum-Alloy Sheet and Plate.

2. B209M-14 - Aluminum and Aluminum-Alloy Sheet and Plate (Metric).

3. B221-14 - Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes.

4. B221M-13 - Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric).

5. E283-04(2012) - Determining Rate of Air Leakage Through Exterior

Windows, Curtain Walls, and Doors Under Specified Pressure

Differences Across the Specimen.

6. E331-00(2009) - Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static Air Pressure Difference.

1.4 PREINSTALLATION MEETINGS

A. Conduct preinstallation meeting at project site minimum 30 days before beginning Work of this section.

1. Required Participants:

a. Contracting Officer's Representative.

b. Architect/Engineer.

c. Inspection and Testing Agency.

d. Contractor.

e. Installer.

f. Manufacturer's field representative.

2. Meeting Agenda: Distribute agenda to participants minimum 3 days before meeting.

a. Installation schedule.

b. Installation sequence.

c. Preparatory work.

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d. Protection before, during, and after installation.

e. Installation.

f. Transitions and connections to other work.

g. Other items affecting successful completion.

3. Document and distribute meeting minutes to participants to record decisions affecting installation.

1.5 SUBMITTAL

A. Submit according to Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND

SAMPLES.

B. Submittal Drawings:

1. Indicate window types required for project.

2. Identify window unit components by name and type of metal or material, show construction, locking systems, mechanical operators, trim, installation and anchorages.

3. Include glazing details and standards for factory glazed units.

C. Manufacturer's Literature and Data:

1. Description of each product.

2. Installation instructions.

3. Warranty.

D. Samples:

1. Window Frame: 150 mm (6 inch) long samples showing finishes, specified.

E. Test reports: Indicate each product complies with specifications.

1. Windows.

2. Operating hardware.

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F. Certificates: Indicate each product complies with requirements (window characteristics may be on window schedule or other drawings).

1.6 QUALITY ASSURANCE

A. Manufacturer Qualifications:

1. Regularly manufactures specified products.

2. Manufactured specified products with satisfactory service on five similar installations for minimum five years.

a. Provide contact names and addresses for completed projects when requested by Contracting Officer's Representative.

B. Quality Certified Labels or Certificates:

1. AAMA Label affixed to each window indicating compliance with specification.

2. Certificates in lieu of label with copy of test report maximum 4 years old from independent testing laboratory and certificate signed by window manufacturer stating that windows provided comply with specified requirements and AAMA/WDMA/CSA 101/I.S.2/A440 for type of window specified.

1.7 STORAGE AND HANDLING

A. Protect windows from damage during handling and construction operations before, during and after installation.

B. Store windows under cover, setting upright.

C. Do not stack windows flat.

D. Do not lay building materials or equipment on windows.

1.8 WARRANTY

A. Construction Warranty: FAR clause 52.246-21, "Warranty of

Construction."

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B. Manufacturer's Warranty: Warrant windows against material and manufacturing defects.

1. Warranty Period: 10 years.

PART 2 - PRODUCTS

2.1 SYSTEM PERFORMANCE

A. Design windows complying with specified performance:

1. Load Resistance: ASCE/SEI 7 .

a. Performance Grade: AAMA/WDMA/CSA 101/I.S.2/A440 required to resist maximum positive and negative wind load.

2. Thermal Transmittance: Maximum U-value W/sq. m/degree K

(Btu/sq. ft./hr./degree F).

a. Insulating Glass Windows: U-2.8 (U-0.5).

b. Dual Glazed Windows: U-4.0 (U-0.7), or as required by

ASHRAE 90.1.

3. Condensation Resistance Factor (CRF): NFRC 500 Minimum CRF of C 45.

4. Water Resistance: ASTM E331; No uncontrolled penetration at 220 Pa

(4.50 psf), minimum, pressure differential.

5. Air Infiltration Resistance: ASTM E283; 1.5 L/s/sq. m (0.3 cfm/sq. ft.), maximum at 75 Pa (1.57 psf) , minimum, pressure differential.

B. Provide the following operation types for locations indicated on the

Drawings.

1. Fixed Windows:

a. Performance Class and Grade: AAMA/WDMA/CSA 101/I.S.2/A440, minimum CW-30.

2.2 MATERIALS

A. Aluminum Extrusions: ASTM B221M (ASTM B221); 6063 alloy, T5 temper.

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B. Aluminum Sheet: ASTM B209M (ASTM B209); 5005 alloy, H15 or H34 temper.

2.3 PRODUCTS - GENERAL

A. Basis of Design: Graham Architectural Products: Graham 1200H Series

Manufacturing code 1227

B. New windows to match existing windows in size, shape, profile, and performance.

C. Provide all new windows from one manufacturer.

2.4 ALUMINUM WINDOWS

A. Frames and Sashes: Aluminum extrusions, AAMA/WDMA/CSA 101/I.S.2/A440.

B. Thermal-Break Window Construction:

1. Manufacturer’s Standard.

2. Low conductance thermal barrier.

3. Capable of structurally holding sash in position and together.

4. Thermal Break Assemblies: Tested according to AAMA TIR A8 and

AAMA 505.

5. Design location of thermal break so that, in closed position, outside air does not come in direct contact with interior frame of window.

C. Mullions: Match window units.

D. Provide anchors and other related accessories required for installation.

2.5 GLAZING

A. Glass and Glazing: As specified in Section 08 80 00, GLAZING.

1. Factory glaze windows.

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2. Weep holes through glazed areas are not acceptable.

2.6 INSECT SCREENING

A. Screen Mesh: 18 by 18, AAMA/WDMA/CSA 101/I.S.2/A440.

1. Screen Cloth: Aluminum.

B. Frame: Aluminum, match window unit finish type and color, unless otherwise indicated.

2.7 FABRICATION

A. Fabricate windows to comply specified performance class and grade.

1. Assemble frame and sash so fasteners are concealed when window is closed.

2. Attach locking and hold-open devices to windows with concealed fasteners.

3. Where extrusion wall thickness is less than 3 mm (0.125 inch) thick, provide backup plates or similar reinforcements for fasteners.

4. Use stainless steel fasteners to secure Venetian blind hanger clips, vent guide blocks, friction adjuster, and limit opening device.

B. Aluminum Trim:

1. Trim includes casings, closures, and panning.

2. Fabricate to match owner provided windows in storage, minimum 1.6 mm

(0.062 inch) thick.

3. Extruded or formed sections, straight, true, and smooth on exposed surfaces. Curved sections true to line.

4. Exposed external corners mitered and internal corners coped; fitted with hairline joints.

5. Reinforce 1.6 mm (0.062 inch) thick members with minimum 3 mm

(1/8 inch) thick aluminum.

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6. Except for strap anchors, provide reinforcing for fastening near ends and spaced maximum 300 mm (12 inches) on center.

7. Design to allow unrestricted expansion and contraction of members and window frames.

8. Secure to window frames with machine screws or expansion rivets.

9. Exposed screws, fasteners or pop rivets are not acceptable on exterior of casing or trim cover system.

C. Aluminum Subsills and Stools:

1. Fabricate to shapes shown, minimum 2 mm (0.080 inch) thick extrusion.

2. One piece full length of opening with concealed anchors.

3. Sills turned up back edge minimum 6 mm (1/4 inch). Front edge provide with drip.

4. Sill back edge behind face of window frame. Do not extend to interior surface or bridge thermal breaks.

5. Do not perforate for anchorage, clip screws, or other requirements.

2.8 FINISHES

A. Finish window units according to NAAMM AMP 500 series.

B. Aluminum Paint finish:

1. Fluorocarbon Finish: AAMA 2605; 70 percent fluoropolymer resin, 2-coat system.

2. Color: Refer to Section 09 06 00, SCHEDULE FOR FINISHES.

2.9 ACCESSORIES

A. Fasteners: AAMA/WDMA/CSA 101/I.S.2/A440; non-magnetic stainless steel.

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PART 3 - EXECUTION

3.1 PREPARATION

A. Examine and verify substrate suitability for product installation.

1. Verify openings are within acceptable tolerances.

B. Protect existing construction and completed work from damage.

C. Remove existing windows to permit new installation when replacement window is available, and ready for immediate installation.

1. Remove existing work carefully; avoid damage to existing work indicated to remain.

2. Perform other operations as necessary to prepare openings for proper installation and operation of new windows.

3. Do not leave openings uncovered at end of working day, during precipitation or temperatures below 16 degrees C (60 degrees F).

3.2 INSTALLATION, GENERAL

A. Install products according to manufacturer's instructions and approved submittal drawings.

1. When manufacturer's instructions deviate from specifications, submit proposed resolution for Contracting Officer's Representative consideration.

B. Where type, size or spacing of fastenings for securing window accessories or equipment to building construction is not shown or specified, provide expansion or toggle bolts or screws, as best suited to construction material.

1. Provide bolts or screws minimum 6 mm (1/4 inch) in diameter.

2. Sized and spaced to resist tensile and shear loads imposed.

3. Do not install exposed fasteners on exterior, except when unavoidable for application of hardware.

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4. Provide non-magnetic stainless steel Phillips flat-head machine screws for exposed fasteners, where required, or special tamper-proof fasteners.

5. Locate fasteners to avoid disturbing window thermal break.

C. Set windows plumb, level, true, and in alignment; without warp or rack of frames or sash.

D. Anchor windows on four sides with anchor clips or fin trim.

1. Do not allow anchor clips to bridge thermal breaks.

2. Use separate clips for both sides of thermal breaks.

3. Make connections to allow for thermal and other movements.

4. Do not allow building load to bear on windows.

5. Use manufacturer's standard clips at corners and maximum 600 mm

(24 inches) on center.

6. Where fin trim anchorage is indicated build into adjacent construction, anchoring at corners and maximum 600 mm (24 inches) on center.

E. Sills and Stools:

1. Set in bed of mortar or other compound to fully support, true to line shown.

2. Do not extend sill to inside window surface or past thermal break.

3. Leave space for sealants at ends and to window frame unless indicated otherwise.

3.3 MULLIONS CLOSURES, TRIM, AND PANNING

A. Cut mullion full height of opening and anchor directly to window frame on both sides.

B. Closures, Trim, and Panning: External corners mitered and internal corners coped, fitted with hairline, tightly closed joints.

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1. Secure to concrete and solid masonry with expansion bolts, expansion rivets, split shank drive bolts, or powder actuated drive pins.

2. Toggle bolt to hollow masonry units.

3. Screw to wood and metal.

C. Fasten except for strap anchors, near ends and corners and maximum

300 mm (12 inches) on center.

D. Seal units following installation to provide weathertight system.

3.4 ADJUSTING

A. Adjust ventilating sash and hardware to provide tight fit at contact points, and at weather-stripping for smooth operation and weathertight closure.

3.5 FIELD TESTING

A. Field Tests: Performed by testing laboratory specified in Section

01 45 29, TESTING LABORATORY SERVICES.

B. Test Method: AAMA 502.

C. Test Specimen:

1. Include window assembly and construction. Affix test chamber to interior side of test specimen and the conduct testing using positive static air pressure (Test method A).

2. Test specimens to be selected by the Contracting Officer's

Representative after windows have been installed according to the drawings and specification.

3.6 CLEANING

A. Lubricate hardware and moving parts.

B. Remove excess glazing and sealant compounds.

C. Clean exposed aluminum and glass surfaces. Remove contaminants and stains.

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