SunClad Double Hung Specifications
SunClad Heritage Easy-Tilt Double Hung Windows
Section 08550
ALUMINUM-CLAD WOOD DOUBLE HUNG WINDOWS
PART 1 GENERAL
1.01 SECTION INCLUDES
A. Factory-assembled extruded aluminum-clad wood double hung window
B. Glass and glazing
C. Weatherstripping, hardware, insect screens, muntin bars
D. Anchorages, attachments, and shims
1.02 RELATED SECTIONS
A. Section (04200-Unit Masonry): Units in Masonry.
B. Section (06100-Rough Carpentry): Framed openings.
C. Section (07210-Building Insulation): Batt insulation at window perimeter.
D. Section (07900- Joint Sealers): Perimeter Joint Sealant and Backer Rod.
E. Section (09900-Painting): Finishing interior wood, including removable grilles.
1.03 REFERENCES
A. American Society for Testing and Materials (ASTM):
1. ASTM C 1048- Specification for Heat Treated Float Glass-Kind HS, Kind FT Coated & Uncoated.
2. ASTM C 1036- Specification for Flat Glass.
3. ASTM E 1300-Standard Practice for Determining Load Resistance of Glass in Buildings.
4. ASTM E 773- Test Method for Seal Durability of Insulating Glass Units.
5. ASTM E 774-Specification for Seal Durability of Insulating Glass Units.
6. ASTM E 283-Rate of Air Leakage Through Exterior Windows, Curtain Walls and Doors by Uniform Static Air Pressure Difference.
7. ASTM E 330- Structural Performance of Exterior Windows, Curtain Walls and Doors by Uniform Static Air Pressure Difference.
8. ASTM E 547-Water Penetration of Exterior Windows, Curtain Walls and Doors Cyclic Static Air Pressure Differential.
9. ASTM F 588-Measuring the Forced Entry Resistance of Window Assemblies, excluding Glazing.
B. Window and Door Manufacturer’s Association (WDMA):
1. WDMA I.S.2 Industry Standard for Wood Windows.
2. WDMA I.S.-4-Industry Standard for Water-Repellent Preservative Non-Pressure Treatment for Millwork.
C. American Architectural Manufacturer’s Association (AAMA):
1. AAMA 701& 702- Combined Voluntary Specification for Pile Weatherstripping and Voluntary Specification for Replacement Fenestration Weatherseals.
2. AAMA 2603- Voluntary Specification for Pigmented Organic Coatings on Aluminum Extrusions and Panels.
D. National Fenestration Rating Council (NFRC):
1. NFRC 100- Procedure for Determining Fenestration Product U-Factors.
2. NFRC 200-Procedure for Determining Fenestration Product Solar Heat Gain Coefficient at Normal Incidence.
1.04 PERFORMANCE REQUIREMENTS
A. Window units shall meet Rating H-R30 specifications in accordance with AAMA/NWWDA 101/I.S.2-97, except where more stringent requirements are specified. (Optional Rating: H-R50).
B. Window unit air leakage, when tested in accordance with ASTM E 283 at 1.57 psf (25 mph), shall be 0.25 cfm/ft2 of frame or less.
C. No water penetration beyond the interior face of the window when tested in accordance with ASTM E 547 under static pressure of 2.86 psf (33 mph) after 4 cycles of 5 minutes each separated by 1 minute with pressure released, with water being applied continuously, at a rate of 5 gallons per hour per square foot. (Optional Pressure of 4.5 psf (42 mph) for more stringent requirements).
D. Window units shall withstand positive and negative pressures of 75 psf acting normal to the plane of the window. Units shall have no permanent deformation in excess of .4% of its span when tested in accordance with ASTM E 330.
E. Window units shall comply with the Forced Entry Resistance requirements for a level 10, when tested in accordance with the ASTM F 588.
F. Window units shall be rated, certified, and labeled in accordance with NFRC 100.
U-Factors: Residential Size (36 x 60); PPll glass 0.37
Non-Residential Size (48 x 72); PPll glass 0.35
G. Window units shall be rated, certified, and labeled in accordance with NFRC 200.
Solar Heat Gain Coefficient: Residential Size (36 x 60); PPll glass 0.32
Non-Residential Size (48 x 72); PPll glass 0.33
1.05 SUBMITTALS
A. Submit in accordance with the conditions of Division 1 requirements and the contract.
B. Product Data: Submit manufacturer’s product data.
C. Shop Drawings: Typical jamb, head, and sill details showing layout and installation of typical and composite members, necessary dimensioning, hardware, and mulled unit details. Submit elevations including location and type of glazing material.
D. Samples: Provide (1) complete window assembly for approval of color, glazing system and quality of construction.
1.06 QUALITY ASSURANCE
A. Provide proof of compliance with AAMA/NWWDA I.S. 2-97 and ASTM E 774, Class “A” rating for Seal Durability of Insulating Glass Units.
1.07 PROJECT CONDITIONS
A. For renovation projects, all actual window openings will be checked by accurate field measurement before fabrication.
B. Coordinate window fabrication schedule with construction progress to avoid delays.
PART 2 PRODUCTS
2.01 MANUFACTURERS
A. SunClad Heritage Easy-Tilt Double-Hung units as manufactured by Sun Windows, Inc., Owensboro, Kentucky: Factory-assembled extruded aluminum-clad wood window with sash installed in the frame.
2.02 COMPONENTS
A. Frame: Select kiln-dried Western Pine, water-repellent, preservative-treated in accordance with WDMA I.S. 4. Interior exposed surfaces clear Western Pine; all exterior surfaces clad with extruded aluminum at head, jambs, and sill and incorporate an integral nail fin. Overall frame depth: 6” (153mm) for a wall depth of 4-9/16” (116mm).
Optional factory-applied jamb extensions are available up to 7-9/16” wall depths.
Jambliner shall be high-impact, exterior weathering grade polyvinyl chloride with locking clutch balance shoes.
B. Sash: Select kiln-dried Western Pine, water-repellent, preservative-treated in accordance with WDMA I.S. 4. Interior exposed surfaces clear Western Pine; exterior surfaces clad with extruded aluminum, lap-jointed. Corners lap-jointed, glued and secured with metal fasteners. Sash thickness: 1-3/8” (35mm). Glass shall be set to the sash frame using a silicone glazing material and secured with interior profiled wood stops.
C. Glazing System: Sealed insulating glass shall be produced using quality float glass complying with ASTM C-1036. Clear/clear, Clear, argon-filled, Low-E II coated. Various tints, obscure, tempered, and laminated options are also available. Sealed insulating glass will have a _” air space with revolutionary Swiggle® Seal* Warm Edge I.G. Spacer. Insulated Glass meets or exceeds standards required by ASTM E 774-97, Class “A” rating.
D. Weatherstripping: Rigid wall parting stop with flexible hinge at head and custom dual durometer bulb at sill; Polyvinyl chloride leaf-style with flexible urethane hinge set into lower sash for tight contact at checkrail. Secondary fin-seal weatherstrip at head. PVC jambliner at sides of sash with fin-seal pad at checkrail. Weatherstrip meets or exceeds standards required by AAMA 701-92 or 702-92, as applicable.
The following four paragraphs specify optional products sold separately. Consult manufacturer and edit accordingly.
E. Insect screen: Full size with charcoal vinyl-coated 18/16 mesh fiberglass screen cloth, set in 0.020” roll form aluminum frame fitted to outside of window, supplied complete with all necessary hardware. Screen frame finish shall be of color to match window cladding.
F. Interior Removable Wood Grilles: 5/8” profile, 1” profile removable solid wood bars dado and notched at joints and fitted to sash with clear plastic slide latch with steel pin. Surfaces unfinished, ready for site finishing.
G. Internal Grilles (ICM): 5/8” profile, _” Brass profile, roll form aluminum bars fitted between the panes of glass in the specified insulated glass unit. 5/8” Internal Grille (ICM) finish shall be baked enamel, 1-color options: White, Sand, or 2-color options: White/Sand, Sand/White, White/Wood Grain.
H. Simulated True Divided Lite Grilles: Exterior Muntin Bars shall be 1/8” thick by 1” wide profiled, solid extruded aluminum bars. Bars shall be adhered to exterior glass surface with black acrylic adhesive tape and will align with Interior Muntin. Interior Muntin Bars shall be of 1” removable wood grilles (painted black on glass side) with optional adhesive tape application. Exterior surfaces finished to match window cladding. Interior surfaces unfinished, ready for site finishing.
2.03 HARDWARE
A. Balance System: Spring balances connected to sash and concealed within the jambliner. Incorporated locking pivot shoe when tilted to 90°.
B. Locks/Keepers/Finger Latches: High-pressure, corrosion resistant, die-cast zinc recessed sash lock/keeper factory installed. Two sash locks on units with 2’8” frame width or greater. Recessed finger latches for restraining upper and lower sash. Finish shall be baked enamel/white, baked enamel/beige, plated 13 brass/clear coat. Locks meet or exceed requirements by AAMA 1302.5.
2.04 CERTIFICATIONS
Sun Windows are certified to the following programs, using independent testing laboratories:
A. WDMA Hallmark Certification Program
B. NFRC (National Fenestration Ratings Council)
C. ENERGY STAR®
D. IGMA (Insulated Glass Manufacturers Association)
2.05 FINISH
A. Exterior Finish: Exterior aluminum surfaces shall be finished with a baked on Polyester based, electro-statically applied paint. Meets or exceeds standards required by AAMA 2603-98. Color shall be white, sand, or special**.
B. Interior Finish: Unfinished, ready for site finishing. Optional Finish: Two coats of durable acrylic urethane white paint on all interior exposed wood.
PART 3 EXECUTION
3.01 INSTALLATION
A. Inspect window openings prior to beginning installation. Verify that the openings are level and plumb and that the minimum opening dimension (width or height) is _” larger than the window unit. Proceed with installation only after unsatisfactory conditions have been corrected.
B. Install window units in accordance with manufacturer’s recommendations, installation and finishing instructions, and approved shop drawings.
C. Secure assembly to framed openings, plumb, level and square, without distortion. Provide proper support and anchor securely in place.
D. Place batt insulation in shim spaces around window perimeter to maintain continuity of building insulation. Do not use expanding foam insulation.
E. Apply sealant and related backing materials at the exterior perimeter of the window units.
F. Leave window units closed and locked.
3.02 PROTECTION AND CLEANING
A. Clean window frames, sash and glass promptly following installation. Avoid damaging protective coatings and finishes. Remove excess sealants, dirt, and other substances.
B. Protect window surfaces and hardware from contact with contaminating substances, such as masonry cleaning solutions. Contact with certain substances can cause damage to the glass surface and/or could cause discoloration or damage to painted surfaces. Clean contaminated surfaces immediately after contact.
C. Remove nonpermanent labels from glass surfaces per manufacturer’s installation and finishing instructions.
D. Remove and replace glass that has been broken, chipped, cracked, abraded, or damaged during the construction period.
END OF SECTION
Specifications are subject to change without notice.