EONJ SCI Unit - 12 24 00 Window Shades 11-22-2023.pdf
PDF 116 KB Posted
- Attached to
- Y1DA--561-12-105 Spinal Cord Renovation
- Solicitation number
- 36C24223B0042
About this file
This document is a technical specification for window shades for a spinal cord injury unit renovation project at the East Orange, New Jersey VA Medical Center. The specification requires the supply and installation of cloth roller shades and blackout shades for the project. Key details include perforated, translucent shade cloth and opaque blackout cloth. Basis of design is specified as DoubleShade Hybrid shades with Mecho/5 brackets from Mecho Shade Systems. Materials, fabrication, and installation requirements are defined. The related federal contract opportunity is solicitation number 36C24223B0042 for the Y1DA--561-12-105 Spinal Cord Renovation project, issued by the Department of Veterans Affairs Veterans Health Administration Veterans Integrated Service Network 2.
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Text version
12 24 00 – Window Shades -1
SPINAL CORD INJURY UNIT
East Orange, NJ VA Medical Center
Project No. 561-12-105
100% Bid Set
May 2022
(Added per BID RFI #91)
SECTION 12 24 00
WINDOW SHADES
PART 1 - GENERAL
1.1 DESCRIPTION
Cloth roller shades and blackout shades are specified in this section.
Window shades shall be furnished complete, including brackets, fittings and hardware. Provide roller shades as shown and detailed on drawings.
1.2 RELATED WORK
A. Color of shade cloth and blackout shades: See Drawings for
Finish Schedule
1.3 QUALITY CONTROL
Provide shades from one manufacturer.
1.4 SUBMITTALS
A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT
DATA, AND SAMPLES.
B. Samples:
1. Shade cloth and blackout cloth, each type, 600 mm (24 inch) square, including cord and ring, showing color, finish and texture.
2. Manufacturer's literature and data; showing details of construction and hardware for: Roller cloth shades and blackout shades.
1.5 APPLICABLE PUBLICATIONS
A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced to in the text by the basic designation only.
B. Federal Specifications (Fed. Spec.):
AA-V-00200B.............Venetian Blinds, Shade, Roller, Window, Roller, Slat, Cord, and Accessories
C. American Society for Testing and Materials (ASTM):
A167-99(R2009)..........Stainless and heat-Resisting Chromium-Nickel
Steel Plate, Sheet and Strip
12 24 00 – Window Shades -2
East Orange, NJ VA Medical Center
Project No. 561-12-105
100% Bid Set
B221/B221M-08...........Aluminum-Alloy Extruded Bars, Rods, Wire, Shapes, and Tubes
D648-07.................Deflection Temperature of Plastics Under
Flexural Load in the Edgewise Position
PART 2 - PRODUCTS
2.1 ROLLER SHADES / BLACKOUT SHADES
A. Basis of Design: DoubleShade Hybrid with Mecho/5 Bracket by Mecho (www.mechoshade.com).
B. Refer to drawings for details.
2.2 MATERIALS
A. Shade Cloth: perforated, translucent.
B. Blackout Shade: Opaque.
C. Staples (For Cloth Window Shades): Nonferrous metal or zinc-coated steel.
D. Stainless Steel: ASTM A167 E. Pull chain: Standard manufacturer’s pull chain for shade cloth and blackout shade.
F. Extruded Aluminum: ASTM B221/B221M.
2.3 FASTENINGS
Zinc-coated or cadmium plated metal, aluminum or stainless steel fastenings of proper length and type. Except as otherwise specified, fastenings for use with various structural materials shall be as follows:
Type of Fastening Structural Material
Wood screw Wood
Tap screw Metal
Case-hardened, self-tapping screw
Sheet Metal
Screw or bolt in expansion shields
Solid masonry
Toggle bolts Hollow blocks, wallboard and plaster http://www.mechoshade.com/
12 24 00 – Window Shades -3
East Orange, NJ VA Medical Center
Project No. 561-12-105
100% Bid Set
2.4 FABRICATION
A. Fabricate cloth shades and blackout shades to fit measurements of finished openings obtained at site.
B. Cloth Window Shades: Rolling type, constructed of shade cloth mounted on rollers. Shade cloth shall have plain sides, and with hem at bottom to accommodate wood slat. Separate shades are required for each individual sash within opening. Length of shades shall exceed height of window approximately 300 mm (12 inches) measured from head to sill, in addition to material required to make-up hem:
1. Provide rollers with spindles, nylon bearings, tempered steel springs, and all other related accessories required for positive action. Provide rollers of diameter recommended by shade manufacturer. Staple shade cloth to wood rollers to prevent wrinkling or folding, and online parallel to axis of rollers so that shade will hang plumb. Space staples not over 90 mm (3-1/2 inches) on centers. Use of tacks is prohibited.
2. Hem bars shall be smooth, tapered, and inserted in the bottom hem of the shade cloth.
3. Eyelets shall have clear openings large enough to accommodate cords. Edges of eyelets shall not cut into cloth when set.
4. Cords shall be of sufficient length to permit shades to be drawn to bottom of opening with ends looped and held with cord rings.
Attach cords to hems through metal eyelets in center of slats in bottom hems.
PART 3 - EXECUTION
3.1 INSTALLATION
A. Cloth Window Shades / Blackout Shades: Mount window shades on end of face brackets, set on metal gussets, or casing of windows as required.
Provide extension face brackets where necessary at mullions. In existing buildings, provide brackets similar to those on existing windows.
1. Locate rollers in level position as high as practicable at heads of windows to prevent infiltration of light over rollers. Refer to drawings for mounting details.
2. Where extension brackets are necessary, on mullions or elsewhere, for alignment of shades, provide metal lugs, and rigidly anchor
12 24 00 – Window Shades -4
East Orange, NJ VA Medical Center
Project No. 561-12-105
100% Bid Set lugs and brackets.
3. Place brackets and rollers so that shades will not interfere with window and screen hardware.
4. Shade installation methods not specifically described, are subject to approval of Contracting Officer Representative.
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