700 Series DH Windows
General: Double Hung windows comply with AAMA/NWWDA 101-I.S.2-97 specifications for H.S. C-30 designation.
U factor Of .30 Solar heat gain coefficient with Lowe .21/.30
Air Infiltration less than .1cfm/ft
Glazing: windows shall be glazed with dual seal 3/4″ insulated glass with argon between panes.
Insulated glass to have Edgetech warm edge spacer as secondary seal with Butyl primary seal.
All glass to be glazed with double sided adhesive glazing tape on exterior, retained on interior with snap in glazing bead.
Frame / sash To be manufactured from high impact modified UV stabilized polyvinyl chloride.
Extrusions in compliance with AAMA 303-95. Typical wall thickness is .078. Main frame width 3.375″
Exterior 1.5″ welded Flush fin available. Nail fin setback is .75″ from outside edge.
All frames and sashes are welded together at corners, fixed and movable interlocks are reinforced with steel.
Hardware: Dual locks with keepers on all windows over 30″wide. Vent latches for added security.
Block and tackle balances work well in dusty climates, never need adjustment, easy to replace. Both sashes are operable and tilt in for easy cleaning.
Weatherstrip: shall conform to AAMA 701, all weatherstripping to have mylar fin to decrease air infiltration.
Screens: windows to be furnished with aluminum roll form screen frame and charcoal fiberglass mesh. Double Hung windows have a full screen.
Certifications: Labeled and certified by the NFRC. (National fenestration rating council)
Windows meet D.O.E Energy Star standards for all 50 states.
All insulated glass is SIGMA certified and independently tested for Argon retention and seal quality