Rough Opening Size 21 x 37 7/8 - Tempered glass consists of tempered safety glass triple-coated with LoE3, dual-sealed and injected with Argon gas. This quality glass provides excellent energy efficiency, thermal performance and protects against the sun's fade causing rays. Tempered glass can also be combined with other energy efficient options for even greater performance.
This product hasn't received any reviews yet. Be the first to review this product!