What is sprayed polyurethane foam?
Sprayed Polyurethane Foam “SPF” is a 2-part liquid that when spray applied, expands to 30 times its volume to form a monolithic, seamless, lightweight roof surface normally used in low-slope roofing systems.
Can sprayed polyurethane foam be applied over any surface?
SPF requires a clean surface for proper application. It must be dry, free of contaminants like oil, and