Is Spray Foam Roofing as Durable as Tar and Gravel Roofing?
Traditionally, if your home or commercial building had a flat roof, your roofing system used to be a form of built-up roofing (BUR) like tar and gravel. However, in the 1980s, Armstrong Foam Roofing began to offer San Francisco Bay Area residents a revolutionary roofing system created using spray polyurethane foam (SPF) – now commonly […]
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