U Value range of 0.323-0.359.
Frame depth of 3 1/4" for GTD3 and 4 1/4" for GTD5.
Best in Class Powder Coat Finish
Best in Industry Cardinal Glass
Dry Glaze System
Best in the Industry Palletized Shipping
Can withstand design pressures of 100 psf.
1" IGU is available for standard frame.