Engineered for energy efficiency.
- Full 7/8" Intercept™ warm-edge insulated glass
is standard to provide higher R-factors and stronger insulated
glass units.
- Full sash meeting-rail interlocks and double weatherstripping
provide low air infiltration for lower energy bills and
increased comfort.
- R-core™ polyurethane filled mainframes provide
high R-factors. This higher thermal efficiency means greater
comfort and reduced utility bills.
- Our Hi R+Plus® multi-layer vacuum-deposition soft-coat
Low-E glass series allows you to choose from among the best
insulating glass systems available.
Designed for maintenance freedom.
- Sashes tilt in for easy cleaning.
- Maintenance-free uiPVC inside and out...never requires
caulking or painting and is virtually maintenance free.
And it's easy to clean.
- Computer calibrated block and tackle balance system for
easy operation.
- Screens are removable from inside the home.
- Optional Easy-Clean™ Glass needs cleaning half
as often and with half the effort of ordinary glass.
Performance guaranteed to last.
- Frame and sash are fusion-welded for maximum strength...guaranteed
to never work loose or separate.
- Insulated glass carries a lifetime transferable glass
breakage warranty.
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