SECTION 08 56 73

ACOUSTICAL VINYL WINDOWS

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PART 1    GENERAL
1.1	SECTION INCLUDES
A.	Acoustical Double Hung Vinyl Windows.
B.	Acoustical Casement Vinyl Windows.
C.	Acoustical Awning Vinyl Windows.
D.	Acoustical Fixed Casement Vinyl Windows.
E.	Acoustical Rolling Vinyl Windows.
F.	Acoustical Picture Vinyl Windows.
G.	Window Accessories.
1.2	RELATED SECTIONS
A.	Section 03 30 00 - Cast-in-Place Concrete.
B.	Section 04 27 23 - Cavity Wall Unit Masonry.
C.	Section 06 10 00 - Rough Carpentry.
D.	Section 06 20 00 - Finish Carpentry.
E.	Section 07 46 16 - Aluminum Siding.
1.3	REFERENCES
A.	American Architectural Manufacturers Association (AAMA):
1.	AAMA/WDMA/CSA 101/I.S.2/A440-05, A440-08, and A440-11 - NAFS - North American Fenestration Standard Specification for windows, doors, and skylights. 
2.	AAMA 701/702 - Combined Voluntary Specifications for Pile Weather strip and Replaceable Fenestration Weather seals. 
3.	AAMA 902 - Voluntary Specification for Sash Balances.
B.	ASTM International (ASTM):
1.	ASTM E 90 - Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements.
2.	ASTM E 283 - Standard Test Method for Determining the Rate of Air Leakage Through Exterior Windows, Curtain Walls and Doors Under Specified Pressure Differences Across the Specimen. 
3.	ASTM E 330 - Standard Test Method for Structural Performance of Exterior Windows, Curtain Walls and Doors by Uniform Static Air Pressure Difference. 
4.	ASTM E 413 - Classification for Rating Sound Insulation. (STC)
5.	ASTM E 547 - Standard Test Method for Water Penetration of Exterior Windows, Skylights, Doors and Curtain Walls by Cyclic Static Air Pressure Difference. 
6.	ASTM E 1332 - Standard Classification for Determination of Outdoor-Indoor Transmission Class (OITC Rating) 
7.	ASTM E 2190 - Standard Specification for the Classification of the Durability of Sealed Insulating Glass Units. 
8.	ASTM F 588 - Standard Test Methods for Measuring the Forced Entry Resistance of Window Assemblies, Excluding Glazing Impact. 
C.	National Fenestration Rating Council (NFRC):
1.	NFRC 100/200/500 - Procedures for Determining Fenestration Product U-Factors, Solar Heat Gain Coefficient (SHGc), and Visible Transmittance at Normal Incidence (VT).
1.4	DESIGN / PERFORMANCE REQUIREMENTS
A.	Testing: Provide window units independently tested and found to be in compliance with AAMA/WDMA/CSA 101/I.S.2/A440-05, A440-08, or A440-11 performance standards.
B.	Acoustical Performance Testing: Provide window units independently tested and found to be in compliance as follows:
1.	STC Ratings: Tested in accordance with ASTM E 413.
2.	OITC Ratings: Tested in accordance with ASTM E 1332.
1.5	SUBMITTALS
A.	Submit under provisions of Section 01 30 00 - Administrative Requirements.
B.	Product Data: Manufacturer's data sheets on each product to be used, including:
1.	Manufacturer's technical data, product descriptions.
2.	Preparation and installation instructions and recommendations.
3.	Storage and handling requirements and recommendations.
4.	Elevation for each style window specified indicating its size, glazing type, muntin type and design.
5.	Manufacturer's head, jamb and sill details for each window type specified.
C.	Selection Samples: For each finish product specified, two complete sets of color chips representing manufacturer's full range of available colors and patterns.
D.	Verification Samples: Provide operating units of each style window specified.
1.	Verification samples may be operating scaled-down mock-ups of actual-size units.
2.	Operating hardware such as balances, sash locks and weather-stripping.
3.	Verification samples will be returned to manufacturer's representative at project closeout.
E.	Test Reports: Submit certified independent testing agency reports indicating window units meet or exceed specified performance requirements.
1.6	QUALITY ASSURANCE
A.	Manufacturer Qualifications: Minimum ten years documented experience producing vinyl (PVC) windows.
B.	Installer Qualifications: Minimum 2 years documented experience on projects of similar size and acceptable to window manufacturer.
C.	Source Limitations: Obtain window units from one manufacturer through a single source.
D.	Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and installation workmanship.
1.	Install in areas designated by Architect.
2.	Do not proceed with remaining work until workmanship and color are approved by Architect.
3.	Refinish mock-up area as required to produce acceptable work.
4.	Accepted mock-ups shall be comparison standard for remaining Work
1.7	DELIVERY, STORAGE, AND HANDLING
A.	Deliver windows to project site in undamaged condition; handle windows to prevent damage to components and to finishes.
B.	Store products in manufacturer's unopened packaging, out of direct sunlight or high temperature locations, until ready for installation.
1.8	PROJECT CONDITIONS
A.	Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.
1.9	WARRANTY
A.	Submit manufacturer's standard warranty against defects in workmanship and Materials. 
1.	Aluminum or vinyl structural members, screening and component mechanical parts, including locks, keepers, balances and sash retainers, are warranted against defects in material and workmanship for a period of ten years. 
2.	Aluminum members that have a baked enamel finish are warranted against blistering, peeling, flaking or checking under conditions of normal wear and service for a period of ten years. 
3.	Insulating glass is warranted against material obstruction of transparency resulting from film formation or dust collection on the interior surfaces for a period of ten years.
PART 2    PRODUCTS
2.1	MANUFACTURERS
A.	Acceptable Manufacturer: Harvey Building Products , which is located at:<BR />1400 Main St.<BR />Waltham, MA 02451-1689<BR />Toll Free Tel: 800-822-0437<BR />Email: request info (architects@harveybp.com);Web: https://www.harveywindows.com 
B.	Substitutions: Not permitted.
C.	Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.
2.2	ACOUSTICAL DOUBLE HUNG WINDOWS - STC 40 / OITC 33 and STC 44 / OITC 33
A.	Construction: 
1.	Nominal 0.065 inch (1.7mm) frame thickness polyvinyl chloride (PVC) with butt joined and mechanically fastened corners. Sill thickness 0.078 inches (2mm). Both sash operable with a nominal 0.065 inch (1.7mm) wall thickness with miter cut and mechanically fastened corners.
2.	Siding Attachment: Optional Snap-on applied 3/4 inch (20mm) "J" 
3.	Siding Attachment: Optional Snap-on applied "L" fin.
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 40: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2 mm) and 3/32 inch (2.4 mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Glazing secured to sash frame using a dual durometer glazing channel. Complies with ASTM E 2190. Storm Glazing shall be 1/8 inch (3.2 mm) nominal thickness glass.
8.	Glazing: STC 44: 7/8 inch (22mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Glazing secured to sash frame using a dual durometer glazing channel. Complies with ASTM E 2190. Storm Glazing shall be 5/32 inch (4 mm) nominal thickness glass.
9.	Sash Balances: Factory calibrated block and tackle, complying with AAMA-902. Balance cords shall be anchored to locking terminal housings that lock in place when the sash is tilted in. Locking terminal and pivot bar system shall provide accurate alignment of the sash and the frame during operation.
10.	Sash Locks: Cam type locks anchored with screws driven through the sash rail and into extruded aluminum. Double locks when openings are 30-1/2 inches (774 mm) wide and greater.
11.	Weather Stripping: In compliance with AAMA 701.2.
12.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
13.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
14.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
15.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
16.	Screens: Extruded aluminum frame with 18 x 16 charcoal finished fiberglass mesh.
17.	Screens: Extruded aluminum frame with 18 x 16 charcoal finish aluminum mesh.
18.	Storm Window: Aluminum storm window is placed in exterior screen track of the prime window frame with a 2 inch (51 mm) minimum air space between the exterior prime window glass and outboard storm window.
B.	Performance:
1.	Structural rating LC-PG45-H DW (DP45) - Test Size: 44 inches x 75 inches (1117mm x 1905mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-08.
2.	Forced Entry: Type B, Grade 10 in accordance with ASTM F 588. 
3.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.33/ R-Value 3.03/ SHGc 0.50/ VT 0.53.
b.	Clear With Grid: U-Factor 0.33/ R-Value 3.03/ SHGc 0.44/ VT 0.47.
c.	Low-E No Grid: U-Factor 0.26/ R-Value 3.84/ SHGc 0.29/ VT 0.47.
d.	Low-E With Grid: U-Factor 0.26/ R-Value 3.84/ SHGc 0.26/ VT 0.42.
e.	Low-E/Argon No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.27/ VT 0.42.
f.	Low-E/Argon With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.24/ VT 0.37.
4.	Thermal Transmittance STC 44: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.33/ R-Value 3.03/ SHGc 0.48/ VT 0.53.
b.	Clear With Grid: U-Factor 0.33/ R-Value 3.03/ SHGc 0.43/ VT 0.47.
c.	Low-E No Grid: U-Factor 0.26/ R-Value 3.84/ SHGc 0.31/ VT 0.45.
d.	Low-E With Grid: U-Factor 0.26/ R-Value 3.84/ SHGc 0.28/ VT 0.40.
e.	Low-E/Argon No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.31/ VT 0.45.
f.	Low-E/Argon With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.28/ VT 0.40.
2.3	ACOUSTICAL CASEMENT WINDOWS - STC 35/ OITC 29 and STC 40 / OITC 32
A.	Construction: 
1.	Nominal 0.080 inch (2 mm) thickness polyvinyl chloride (PVC) with miter cut and fusion welded corners.
2.	Siding Attachment: Optional Integral 13/16 inch (21 mm) "J" fin pocket.
3.	Siding Attachment: Optional L-fin (Integral J w/ L-adapter).
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 35: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4 mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190.
8.	Glazing: STC 40: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2 mm) and 1/4 inch (6.4 mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190. Storm Glazing shall be 5/32 inch (4 mm) nominal thickness glass.
9.	Hinges: Maxim 14 series.
10.	Operator: Maxim 50 series.
11.	Weather Stripping: In compliance with AAMA 701.2.
12.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
13.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
14.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
15.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
16.	Screens: Extruded aluminum frame with 18 x 16 charcoal finished fiberglass mesh.
17.	Screens: Extruded aluminum frame with 18 x 16 charcoal finish aluminum mesh.
18.	Storm Window: STC 40 Aluminum removable storm window is placed in the interior screen location of the prime window frame with a 1-3/8 inch (35 mm) minimum air space between the interior prime window glass and storm window.
B.	Performance:
1.	Structural Rating: CW-PG55 (DP 55) Test Size: 36 inches x 80 inches (914mm x 2032mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-11.
2.	Forced Entry: Type B, Grade 10 in accordance with ASTM F 588. 
3.	Thermal Transmittance STC 35: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.42/ R-Value 2.38/ SHGc 0.44/ VT 0.48.
b.	Clear With Grid: U-Factor 0.42/ R-Value 2.38/ SHGc 0.40/ VT 0.43.
c.	Low-E No Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.27/ VT 0.41.
d.	Low-E With Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.24/ VT 0.37.
e.	Low-E/Argon No Grid: U-Factor 0.28/ R-Value 3.57/ SHGc 0.27/ VT 0.41.
f.	Low-E/Argon With Grid: U-Factor 0.28/ R-Value 3.57/ SHGc 0.25/ VT 0.37.
4.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.39/ VT 0.44.
b.	Clear With Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.36/ VT 0.39.
c.	Low-E No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.24/ VT 0.37.
d.	Low-E With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.22/ VT 0.33.
e.	Low-E/Argon No Grid: U-Factor 0.22/ R-Value 4.54/ SHGc 0.25/ VT 0.37.
f.	Low-E/Argon With Grid: U-Factor 0.22/ R-Value 4.54/ SHGc 0.22/ VT 0.33.
2.4	ACOUSTICAL AWNING WINDOWS - STC 35/ OITC 29 and STC 40 / OITC 32
A.	Construction: 
1.	Nominal 0.080 inch (2 mm) thickness polyvinyl chloride (PVC) with miter cut and fusion welded corners.
2.	Siding Attachment: Optional Integral 13/16 inch (21 mm) "J" fin pocket.
3.	Siding Attachment: Optional L-fin (Integral J w/ L-adapter).
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 35: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4 mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190.
8.	Glazing: STC 40: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190. Storm Glazing shall be 5/32 inch (4 mm) nominal thickness glass.
9.	Hinges: Maxim 13 series.
10.	Sash Locks: Maxim 24 Series single point locks.
11.	Weather Stripping: In compliance with AAMA 701.2.
12.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
13.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
14.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
15.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
16.	Screens: Extruded aluminum frame with 18 x 16 charcoal finished fiberglass mesh.
17.	Screens: Extruded aluminum frame with 18 x 16 charcoal finish aluminum mesh.
18.	Storm Window: STC 40 Aluminum removable storm window is placed in the interior screen location of the prime window frame with a 1-3/8 inch (35 mm) minimum air space between the interior prime window glass and storm window.
B.	Performance:
1.	Structural Rating: LC-PG55 (DP 55). Test Size: 48 inches x 58 inches (1219 mm x 1473 mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-11.
2.	Structural Rating: CW-PG50 (DP 50). Test Size: 60 inches x 32 inches (1524 mm x 812 mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-11.
3.	Forced Entry: Type B, Grade 10 in accordance with ASTM F 588. 
4.	Thermal Transmittance STC 35: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.43/ R-Value 2.32/ SHGc 0.44/ VT 0.48.
b.	Clear With Grid: U-Factor 0.43/ R-Value 2.32/ SHGc 0.40/ VT 0.43.
c.	Low-E No Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.27/ VT 0.41.
d.	Low-E With Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.24/ VT 0.37.
e.	Low-E/Argon No Grid: U-Factor 0.29/ R-Value 3.44/ SHGc 0.27/ VT 0.41.
f.	Low-E/Argon With Grid: U-Factor 0.29/ R-Value 3.447/ SHGc 0.25/ VT 0.37.
5.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.39/ VT 0.44.
b.	Clear With Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.36/ VT 0.39.
c.	Low-E No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.24/ VT 0.37.
d.	Low-E With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.22/ VT 0.33.
e.	Low-E/Argon No Grid: U-Factor 0.23/ R-Value 4.34/ SHGc 0.25/ VT 0.37.
f.	Low-E/Argon With Grid: U-Factor 0.23/ R-Value 4.34/ SHGc 0.22/ VT 0.33.
2.5	ACOUSTICAL FIXED CASEMENT WINDOWS - STC 35/ OITC 29 and STC 40 / OITC 32
A.	Construction: 
1.	Nominal 0.080 inch (2 mm) thickness polyvinyl chloride (PVC) with miter cut and fusion welded corners.
2.	Siding Attachment: Optional Integral 13/16 inch (21 mm) "J" fin pocket.
3.	Siding Attachment: Optional L-fin (Integral J w/ L-adapter).
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 35: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4 mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190.
8.	Glazing: STC 40: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2 mm) and 1/4 inch (6.4 mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190. Storm Glazing shall be 5/32 inch (4 mm) nominal thickness glass.
9.	Weather Stripping: In compliance with AAMA 701.2.
10.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
11.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
12.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
13.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
14.	Screens: Extruded aluminum frame with 18 x 16 charcoal finished fiberglass mesh.
15.	Screens: Extruded aluminum frame with 18 x 16 charcoal finish aluminum mesh.
16.	Storm Window: STC 40 Aluminum removable storm window is placed in the interior screen location of the prime window frame with a 1-3/8 inch (35 mm) minimum air space between the interior prime window glass and storm window.
B.	Performance:
1.	Structural Rating: C-C50 (DP 50) Test Size: 41 inches x 78 inches (1041mm x 1981mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-11.
2.	Forced Entry: Type D, Grade 10 in accordance with ASTM F 588. 
3.	Thermal Transmittance STC 35: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.44/ R-Value 2.27/ SHGc 0.54/ VT 0.59.
b.	Clear With Grid: U-Factor 0.44/ R-Value 2.27/ SHGc 0.48/ VT 0.53.
c.	Low-E No Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.33/ VT 0.51.
d.	Low-E With Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.30/ VT 0.45.
e.	Low-E/Argon No Grid: U-Factor 0.27/ R-Value 3.70/ SHGc 0.33/ VT 0.51.
f.	Low-E/Argon With Grid: U-Factor 0.27/ R-Value 3.70/ SHGc 0.30/ VT 0.45.
4.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.48/ VT 0.54.
b.	Clear With Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.43/ VT 0.48.
c.	Low-E No Grid: U-Factor 0.23/ R-Value 4.34/ SHGc 0.30/ VT 0.46.
d.	Low-E With Grid: U-Factor 0.23/ R-Value 4.34/ SHGc 0.27/ VT 0.41.
e.	Low-E/Argon No Grid: U-Factor 0.21/ R-Value 4.76/ SHGc 0.30/ VT 0.46.
f.	Low-E/Argon With Grid: U-Factor 0.21/ R-Value 4.76/ SHGc 0.27/ VT 0.41.
2.6	ACOUSTICAL ROLLING WINDOWS - STC 40/ OITC 33 and STC 44 / OITC 37
A.	Construction: 
1.	Nominal 0.1 inch (2.5 mm) thickness polyvinyl chloride (PVC) with miter cut and fusion welded corners at sill and butt joined mechanically fastened corners at head. Sash with a nominal 0.078 inch (2.0 mm) thickness with miter cut and mechanically fastened corners..
2.	Siding Attachment: Optional Snap-on applied 3/4 inch (20 mm) "J".
3.	Siding Attachment: Optional Snap-on applied "L" fin.
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 40: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4mm) inboard and outboard panes and a minimum 1/2 inch (13mm) sealed space between them. Insulating glass units secured to sash frame using a silicone sealant and rigid PVC glazing bead. Complies with ASTM E 2190. Storm Glazing shall be 5/32 inch (4 mm) nominal thickness glass.
8.	Glazing: STC 44: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2mm) and 1/4 inch (6.4 mm) inboard and outboard panes and a minimum 1/2 inch (13 mm) sealed space between them containing argon gas. Glazing secured to sash frame using a dual durometer glazing channel. Complies with ASTM E 2190. Storm Glazing shall be 3/16 inch (5 mm) nominal thickness glass.
9.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
10.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
11.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
12.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
B.	Performance:
1.	Structural Rating: HS-C40 (DP 40) - Test Size: 72 inches x 63 inches (1829 mm x 1600 mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-05
2.	Forced Entry: Type A Grade 10 in accordance with ASTM F 588. 
3.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.34/ R-Value 2.94/ SHGc 0.51/ VT 0.55.
b.	Clear With Grid: U-Factor 0.34/ R-Value 2.94/ SHGc 0.45/ VT 0.49.
c.	Low-E No Grid: U-Factor 0.26/ R-Value 3.84/ SHGc 0.30/ VT 0.49.
d.	Low-E With Grid: U-Factor 0.26/ R-Value 3.84/ SHGc 0.27/ VT 0.43.
e.	Low-E/Argon No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.29/ VT 0.49.
f.	Low-E/Argon With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.26/ VT 0.43.
4.	Thermal Transmittance STC 44: The following values are in accordance with NFRC 100/200/500.
a.	Clear Argon No Grid: U-Factor 0.33/ R-Value 3.03/ SHGc 0.48/ VT 0.54.
b.	Clear Argon With Grid: U-Factor 0.33/ R-Value 3.03/ SHGc 0.43/ VT 0.48.
c.	Low-E/Argon No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.31/ VT 0.46.
d.	Low-E/Argon With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.28/ VT 0.41.
2.7	ACOUSTICAL PICTURE WINDOWS - STC 40/ OITC 30
A.	Construction: 
1.	Nominal 0.070 inch (1.8 mm) wall thickness polyvinyl chloride (PVC) with miter cut and fusion welded corners.
2.	Siding Attachment: Optional Snap-on applied 3/4 inch (20 mm) "J".
3.	Siding Attachment: Optional Snap-on applied "L" fin.
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 40: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2 mm) and 1/8 inch (3.2 mm) inboard and outboard panes and a minimum 5/8 inch (16 mm) sealed space between them. Insulating glass units secured to sash frame using a sealant in the corners and glazing bead. Complies with ASTM E 2190. Storm Glazing shall be 1/8 inch (3.2 mm) nominal thickness glass.
8.	Weather Stripping: In compliance with AAMA 701.2.
9.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
10.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
11.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
12.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
B.	Performance:
1.	Structural Rating: CW-PG45 (DP45) - Test Size: 70 inches x 70 inches (1778 mm x 1778 mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-08.
2.	Forced Entry: Type D Grade 10 in accordance with ASTM F 588. 
3.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear With Grid: U-Factor 0.30/ R-Value 3.33/ SHGc 0.49/ VT 0.53.
b.	Low-E No Grid: U-Factor 0.23/ R-Value 4.34/ SHGc 0.32/ VT 0.52.
c.	Low-E With Grid: U-Factor 0.23/ R-Value 4.34/ SHGc 0.29/ VT 0.47.
d.	Low-E/Argon No Grid: U-Factor 0.21/ R-Value 4.76/ SHGc 0.31/VT 0.52.
e.	Low-E/Argon With Grid: U-Factor 0.21/ R-Value 4.76/ SHGc 0.28/ VT 0.47.
2.8	ACOUSTICAL PICTURE WINDOWS - STC 44/ OITC 31
A.	Construction: 
1.	Nominal 0.1 inch (2.5 mm) thickness polyvinyl chloride (PVC) with miter cut and fusion welded corners at sill and butt joined mechanically fastened corners at head. Sash with a nominal 0.065 inch (1.7 mm) thickness with miter cut and fusion welded corners.
2.	Siding Attachment: Optional Snap-on applied 3/4 inch (20 mm) "J".
3.	Siding Attachment: Optional Snap-on applied "L" fin.
4.	Color: White Vinyl.
5.	Color: Almond Vinyl.
6.	Color: Medium Bronze Vinyl.
7.	Glazing: STC 44: 7/8 inch (22 mm) nominal thickness insulating glass units. 1/8 inch (3.2 mm) and 1/8 inch (3.2 mm) inboard and outboard panes and a minimum 5/8 inch (16 mm) sealed space between them. Insulating glass units secured to sash frame using a sealant in the corners and glazing bead. Complies with ASTM E 2190. Storm Glazing shall be 5/32 inch (4 mm) nominal thickness glass.
8.	Grids: Nominal 5/8 inch (16 mm) Colonial contour grids between glass (GBG) dividers.
9.	Grids: Nominal 5/8 inch (16 mm) Colonial flat grids between glass (GBG) dividers.
10.	Grids: Nominal 5/8 inch (16 mm) Diamond flat grids between glass (GBG) dividers.
11.	Grids: Nominal 1 inch (25 mm) Colonial contour grids between glass (GBG) dividers.
B.	Performance:
1.	Structural Rating: CW-PG45 (DP45) - Test Size: 70 inches x 70 inches (1778 mm x 1778 mm) in accordance with AAMA/WDMA/CSA 101/I.S.2/A440-08.
2.	Forced Entry: Type D Grade 10 in accordance with ASTM F 588. 
3.	Thermal Transmittance STC 40: The following values are in accordance with NFRC 100/200/500.
a.	Clear No Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.53/ VT 0.59.
b.	Clear With Grid: U-Factor 0.31/ R-Value 3.22/ SHGc 0.47/ VT 0.53.
c.	Low-E No Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.32/ VT 0.52.
d.	Low-E With Grid: U-Factor 0.24/ R-Value 4.16/ SHGc 0.29/ VT 0.47.
e.	Low-E/Argon No Grid: U-Factor 0.22/ R-Value 4.54/ SHGc 0.31/VT 0.52.
f.	Low-E/Argon With Grid: U-Factor 0.22/ R-Value 4.54/ SHGc 0.28/ VT 0.47.
2.9	WINDOW ACCESSORIES
A.	Mullions:
1.	Non-Structural Combination Mullion: horizontal or vertical members, factory or field applied.
2.	Casement, Awning, and Fixed Casement are available with common jamb mullions.
3.	Structural Mullion: DP 50-120 mph performance rated mullion for areas requiring conformance to increased wind loads (replacement windows only), field applied only.
B.	Exterior Casings: Factory installed casing options.
1.	2-3/8 inch (60 mm) brick mold, nominal thickness 0.080 inches (2 mm); 4 Sides.
2.	2-3/8 inch (60mm) brick mold, nominal thickness 0.080 inches (2mm) with 1 inch (25 mm) sill nosing.
3.	3 inch (76 mm) flat casing, nominal thickness 0.080 inches (2 mm); 4 sides.
4.	3 inch (76 mm) flat casing, nominal thickness 0.080 inches (2mm) with 1 inch (25 mm) sill nosing.
C.	Interior Casings: Factory installed interior casing options.
1.	Material
a.	Pre-Primed.
b.	Clear Pine.
2.	Size: 
a.	4-9/16 inch (116 mm) depth (2 x 4 wall construction).
b.	6-9/16 inch (167 mm) depth (2 x 6 wall construction).
c.	Custom Depth: __________.
PART 3    EXECUTION
3.1	EXAMINATION
A.	Do not begin installation until openings and substrates have been properly prepared.
B.	Verify rough opening size is of sufficient size to receive window unit and complies with manufacturer's requirements for opening clearances. Verify that sill plate is level.
C.	If preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
3.2	PREPARATION
A.	Clean surfaces thoroughly prior to installation.
B.	Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
3.3	INSTALLATION
A.	Install window unit in accordance with manufacturer's printed instructions including the following:
1.	Apply sealant around perimeter of window unit between nail fin and exterior sheathing of wall. Refer to Division 7 Section "Joint Sealants".
2.	Install window units square, level and plumb. Center window unit in opening and secure window unit by nailing through nail fin and screw through jambs as indicated in manufacturer's instructions. 
3.	Flash window in accordance with AAMA's "Standard Practice for Installation of Windows with a Mounting Flange in Stud Frame Construction".
4.	Insulate between window frame and rough opening with insulation. Refer to Division 7 Section "Building Insulation".
3.4	ADJUSTING
A.	Adjust units for smooth operation without binding or racking. Adjust sash locks and screens for smooth operation.
3.5	CLEANING AND PROTECTION
A.	Clean soiled surfaces and glass prior to substantial completion.
B.	Touch-up, repair or replace damaged products before Substantial Completion.

END OF SECTION