Flat Roof Insulation Spray Foam
Moisture generated indoors or that infiltrates into the home is responsible for the bulk of the moisture in an attic insulated with spray foam on the underside of the roof sheathing.
Flat roof insulation spray foam. Foam it green 602 closed cell spray foam insulation kit. Industry experts favour closed cell foam insulation due to its dense and water impermeable benefits. It is top quality and the most cost effective product for your flat roof. This process means that the foam can conform to all roof shapes and types even irregularly shaped roofs.
After cleaning the existing roof the spf roof can be applied directly over asphalt shingles concrete metal and wood. However spray foam roofing or spf requires regular maintenance and complete re coating every 10 years to maintain the protective layer over the foam. For a 1 inch board equivalent of 6 r value. Roof is pressure washed and cleaned using citrus cleaner and 3lb roofing spray foam is spray applied directly to existing flat roof after.
3 8 out of 5 stars 129. Spf roofs are installed by spraying a liquid on the existing roof and allowing it to expand into a foam. While expensive the best insulation is polyiso rigid foam. Spray for roofing is a highly energy efficient flat roofing material which combines the roof insulation with the waterproofing layer.
Lstiburek takes blame for bad language. Spray foam insulation is in a liquid form until it comes into contact with a surface where it begins to expand from its initial size up to a hundred times. 5 0 out of 5 stars 3. Touch n seal high density spray foam roof insulation kit 3 0 pcf closed cell foam 120 bf.
We recommend having at least 20 r value worth of material for optimal energy efficiency. You can expect to pay about 55 100 sq ft. It s not coming from above the roof and it s not some new moisture source resulting from the spray foam. Our professionals recommend a type of spray foam insulation to most effectively insulate your flat roof and add value and lifespan to your home.