THE 2-MINUTE RULE FOR ROOFING

Solar roofing possibilities expand. Significant roofing companies GAF and CertainTeed have joined Tesla in introducing photovoltaic—aka photo voltaic—roofing shingles for homes. CertainTeed’s Solstice shingle appears far more like a traditional shingle than GAF’s Timberline design, which includes perpendicular bars over the shingle array. F