Polyurethane Rigid Foam Roof Insulation

Foam roofs are lightweight durable and seamless.

Polyurethane rigid foam roof insulation.

4 8 7 21. 4 5 21. Examples include 1 polyisocyanurate roof insulation and spray polyurethane foam roofing systems directly applied to steel roof decks 2 some. A thick typically 1 5 thick closed cell polyurethane waterproofing barrier seals the roof against leaks.

This product is suitable for use in wall sheathing applications in new. Foam board insulation types. There are three basic foam insulation board products on the. The bottom layer of a single ply membrane roofing system is the roof deck or substrate.

Phenolic foam spray insulation. The first step with roof installation is to prepare the roof deck by getting rid of all dirt dust and contaminants. Phenolic foam insulation r values. 0 75 in x 4 ft x 8 ft.

Spray polyurethane foam spf is the only roofing material that has no seams. R matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board composed of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer. Insulation s r value is a measure of its effectiveness and a single 1 inch sheet of polyurethane foam gives you an r value of 5 5 to 6 5 according to the u s. Very good air bypass leak sealing properties.

The roof deck can be plywood metal concrete or wood planks. Rigid foam insulation installation prepare roof deck. Because of this i often get questions about which type of foam board insulation to use and what r values these products provide. Some polyurethane and polyisocyanurate foam insulations and systems have earned various building code acceptances for use without a thermal barrier as a result of this large scale fire testing.

Corrosion problems when in contact with steel roofing moisture. 8 3 4 4 8 2 20. 0 75 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 304087 model 100000050511.