Roof Membraine R

Please note that the r values for roof membranes shingles tiles air films and roof deck materials might or might not be permitted by your local code to be included when total roof assembly r value is being calculated for the purpose of satisfying energy code requirements.

Roof membraine r.

Membrane roofs are predominately used as a flat roofing system since they are watertight which is critical where water is not shed immediately. Roof membrane available in 40 50 and 60 mil thickness. Only product in the marketplace to offer prefabrication of the entire roofing system. Duro last 50 mil membrane is manufactured with 28 mil of thickness on the top performance layer far exceeding industry standards as well as competitor systems with equal and even greater mil values.

Single ply membranes are installed either as fully adhered or mechanically attached systems depending on each roof s condition installer s preferences and other factors. W it is the optimal choice for valleys and transition areas such as ridges rake edges and drip edges. Smooth tpo fleece back tpo self adhered tpo tpo colors extreme tpo. Based on the grace ice and water shield technology grace roof detail membrane is a flexible product that conforms tightly to common roof details such as skylights chimneys and dormer walls.

Building and energy codes almost always specify a required minimum r value for exterior walls and roof assemblies with above deck insulation so the minimum required r value in your local jurisdiction is something that you need to take into account when planning a building project. Available in 9 in. Always check with your local code authority. A recent study of everguard tpo roofs installed between 8 and 16 years ago found they all performed above astm standards for newly manufactured tpo.

Heat welded seams provide superior strength. Gaf tpo roofing membranes include. Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes. Most common insulation is iso or eps foam board.

Gaf analyzed membrane samples from roofs across the us and studied thickness over scrim surface cracking and the ability to repair aging tpo membranes. These energy code r value requirements change from state to state and even city to city. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. Tpo s long term heat uv and natural fungal resistance plus flexibility without need for plasticizers also make tpo a reliable low slope roofing system.