"The GAF Timberline UHDZ® shingles and GAF Timberline® Armorshield ... are incredibly durable and have passed UL's toughest impact-resistance test — UL 2218 Class 4," notes Dennes.

"Timberline Solar ES 2 represents everything we've learned about solar roofing, enhanced by extensive feedback from contractors and homeowners. It's an innovation that delivers a solar shingle ...