The Polycarbonate Difference – Extech / Exterior Technologies Inc.
Especially effective for retrofits. Less expensive than glass. Unlike glass, polycarbonate can be coldformed to various radii to create curved appliions. Available in ASTM E84 Class A, CC1 fire rated material. Though we specialize in the use of cellular polycarbonate, our systems can also accept glass. The EXTECH team is ready to answer ...