Photo voltaic roofing solutions grow. Big roofing makers GAF and CertainTeed have joined Tesla in introducing photovoltaic—aka photo voltaic—roofing shingles for households. CertainTeed’s Solstice shingle seems to be a lot more like a traditional shingle than GAF’s Timberline product, which incorporates perpendicular bars through the shingle array. Federal tax credits https://roofingexperts69370.fitnell.com/67359224/5-easy-facts-about-roof-described