To ensure your home will be comfortable during the intense heat of summer and the frigid winds of winter upgrade your new windows and doors to our high performance glass package with Duralite.
Duralite Spacer System*
Lowest conductivity warm edge spacer
Improved condensation resistance
Superior argon gas retention
Unique patented design
Exceeds ENERGY STAR requirements
Rigorous testing proves that Duralite can maintain excellent adhesion in hot or cold climates. Tested extensively in thousands of extreme freeze thaw cycles, a year in hot humid environment or combined with intense UV, Duralite exceeds the challenges of every major durability test in North America.
* Duralite spacer system is now standard on all our windows.