GAF Materials Corp.
EverGuard Extreme TPO is a single-ply membrane designed to hold up in severe conditions and in proximity to solar installations, which can create temperatures as high as 190 degrees F. System uses stabilizers and UV absorbers to improve weather performance, according to the company. Membrane is available in smooth or fleece-back in thicknesses of 50, 60, 70, and 80 mils. Membrane was heat-aging tested at 280 degrees F.