Super Spacer®
Super Spacer is a warm edge technology product. Super Spacer's NO-Metal formula blocks the heat escape path and provides one of the best thermal performances in the industry.
With its advanced all-silicone foam formula and a unique dual-seal design, Super Spacer reduces window condensation, energy costs and distracting noise.
Window Series
See our energy efficient window series 1000-5000.
Window Anatomy
Get the details on our high performance windows. More »
Showcase
Beauty is not sacrificed for function. More ».