Photo voltaic roofing possibilities develop. Important roofing suppliers GAF and CertainTeed have joined Tesla in introducing photovoltaic—aka photo voltaic—roofing shingles for homes. CertainTeed’s Solstice shingle looks more like a standard shingle than GAF’s Timberline model, which includes perpendicular bars over the shingle array. Federal tax credits now implement only to https://devinbqgth.alltdesign.com/about-roof-46715321