Polyurethane Rigid Foam Roof Insulation

The first step with roof installation is to prepare the roof deck by getting rid of all dirt dust and contaminants.

Polyurethane rigid foam roof insulation.

Foam board insulation types. This product is suitable for use in wall sheathing applications in new. Spray polyurethane foam spf is the only roofing material that has no seams. Rigid foam insulation installation prepare roof deck.

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. Because of this i often get questions about which type of foam board insulation to use and what r values these products provide. 0 75 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 304087 model 100000050511. A thick typically 1 5 thick closed cell polyurethane waterproofing barrier seals the roof against leaks.

I ve written several posts about how to insulation basement walls in which i promote the use of foam board insulation as the first line of defense against moisture and mold. Foam roofs are lightweight durable and seamless. Phenolic foam spray insulation. The dura foam roof system has a rigid and durable surface that you can walk on.

0 75 in x 4 ft x 8 ft. 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. Kingspan insulation r 4 common. Phenolic foam insulation r values.

Examples include 1 polyisocyanurate roof insulation and spray polyurethane foam roofing systems directly applied to steel roof decks 2 some. There are three basic foam insulation board products on the. 4 5 21. Corrosion problems when in contact with steel roofing moisture.

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. Very good air bypass leak sealing properties. 4 8 7 21.