Foam Pitched Roof

Spray polyurethane foam spf is the only roofing material that has no seams.

Foam pitched roof.

Note the 2 lb ft3 spray polyurethane foam enhancing the air seal around the extended rafters. This is an ideal flat roofing system in arizona as it i. At least two different types are made in sloped panels. Manufactured from lightweight foam control eps tapered expanded polystyrene eps roof insulation is a value engineered system that has been proven in new and reroof applications all over the country.

Foam roofs are lightweight durable and seamless. The foam technician needs to be able to walk across the roof surface while spraying a smooth pattern. A thick typically 1 5 thick closed cell polyurethane waterproofing barrier seals the roof against leaks. These coatings protect the foam underneath and provide a.

The lightweight nature of foam also means that there is no need for additional materials for roof sloping and pitch. The foam can be made to curve around joints for a waterproof membrane. One of the keys to over roofing is to tie the air control layer of the roof assembly to the air control layer of the wall assembly. Polyurethane foam roof systems are a fully renewable watertight seamless monolithic roofing system.

Materials types of foam roofing. This foam is applied over the top of the membrane that came down from the roof deck catching the wall control layers. To drain and insulate dead level roof decks. When correctly installed tapered insulation helps eliminate problems due to ponding water and can extend the longevity of your low slope roofing system.

Remove the existing roof covering down to the. Of open or closed cell spray foam in their roof or to stack a half foot of rigid foam on the roof deck. Cool roof coatings fall under the class of elastomeric coatings. If you have a pitched roof as found in the vast majority of homes then you can either install simple loft insulation which sits atop the joists but reduces the usability of the space see our guide to loft insulation costs for more information or you can add insulation directly under the pitched slope of the roof insulating the entire loft space known as.

Insulate above and below the roof not all homes have deepenough rafters to insulate to desired r values easily. At pitches steeper than 4 12 walking freely without slipping and smooth foam application tends to become too difficult form most foam technicians. Similarly not everyone can afford to spray nearly 10 in. Yes foam roofing will work on pitched roofs as long as they are not too steep.

Alter the pitch on a flat or low slope roof with some type of rigid foam insulation. Tapered expanded polystyrene eps roof insulation was developed more than 30 years ago with a dual purpose in mind.