Everything you wanted to know about Spray Polyurethane Foam Roofing, (well, the maintenance part.)
SPF does a great job of creating a good insulation value. Spray Polyurethane Foam (SPF) is a mixture of chemicals that are sprayed out of a special type of spray gun. This gun mixes the chemicals together at the spray tip, and once they are combined, they expand. It’s similar to the foam that is […]