Endur IG delivers the industry’s lowest failure rate, the only comprehensive 20-year factory warranty plus outstanding thermal performance and solar control. The LoE® glass that optimizes your home’s performance, and know that Endur IG will stand up to the extremes of your weather.

Through the hottest summers and coldest winters, Endur IG is engineered for maximum seal durability. With its proven durability Endur IG will save heating and cooling energy for years to come.