It's the science behind maximum energy efficiency and comfort.
The industry's most energy efficient dual pane glass door.
Both insulated glass systems can be ordered with G340 Tinted Solar Reflective Technology – designed to combat extreme solar heat.
The ultimate technology for combating extreme solar heat, G340 tinted triple silver coating is engineered to reflect the sun where it beats the hottest. Whether it's the searing sun of the Arizona desert or anywhere west facing windows are exposed to a scorching afternoon sun, G340 Tinted Solar Reflective Technology can dramatically reduce solar heat and lower cooling costs.