Spf Foam Roofing

On average it costs 1 65 2 25 per square foot for materials and labor on a typical spf roofing system which is a 1 5in layer of foam.

Spf foam roofing. Insulating freezers tanks and other structures spray foam is frequently used to insulate and protect a wide variety of special structures. Foam roofs have no seams to split or pull apart and allow water to enter. This process means that the foam can conform to all roof shapes and types even irregularly shaped roofs. Spfa 130 spray polyurethane foam roofing updated spf roofing brochure the high performance cost effective weather resistant solution for commercial industrial and residential structures.

The spf roof system is composed of two liquid chemical compounds called isocyanate and polyol that form the base of an adhered roof system. The dura foam roof system has a rigid and durable surface that you can walk on. After cleaning the existing roof the spf roof can be applied directly over asphalt shingles concrete metal and wood. A protective surface is then applied to the foam to provide an added barrier against the elements.

The thicker you make the foam layer the high r value your roof will have. Insulation properties of spray foam roofing spray foam has an r value of 7 14 per 1 inch thickness enabling it to provide more thermal resistance with less material than any other type of roofing insulation. Spf roofs are installed by spraying a liquid on the existing roof and allowing it to expand into a foam. A thick typically 1 5 thick closed cell polyurethane waterproofing barrier seals the roof against leaks.

The foam is composed of two components. Most of the causes of additional roofing expenses don t exist when you have a foam roof system. Transfer pumps are used to get the components to a proportioning unit that properly meters the two at a one to one ratio and heats and pumps them through dual hoses. Aldocoat coatings are a great choice over sloped metal roofs because they leave very little ponding water and provide waterproofing uv protection and fire resistance.

Although there are reasons that a building will need a thicker layer the most common reason is for energy efficiencies. The aldocoat spf and coating system is a two product roofing system that features an aldocoat elastomeric fluid applied roof coating applied over basf spray polyurethane foam spf. Spray polyurethane foam spf is the only roofing material that has no seams. The first component of an spf based roof system is rigid closed cell spray polyurethane foam insulation.

Spfa 138 guideline for roof assembly evaluation for spray polyurethane foam roof system 8 pages including roof surface assembly considerations. Because spf is hand applied the roof s ultimate r value is determined by the thinnest spot in the foam layer.