Pvc Roof Membrane R Value

Single ply roofing information.

Pvc roof membrane r value.

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. Mechanically attached installation uses heavy duty screws and barbed plates to hold the membrane down tightly and is not affected by possible iso de lamination. The american society of testing and materials astm requires a roofing membrane to have a minimum breaking strength of 200 pounds per inch. Learn more about our 55 years of experience in the roofing industry.

Easy three step installation to reduce the chance of application errors. High reflectivity for greater energy savings. Guarantees are available up to 20 years when using everguard pvc 60 mil membrane. Roof membrane available in 40 50 and 60 mil thickness.

Pvc roofing membranes far surpass this standard all having a minimum breaking strength of 350 pounds per inch. R value is used in the united states. Thermoplastic membrane pvc roofing added 11 2012 07 54 19 1 thermal and moisture protection guide specification section 07 54 19 single ply pvc reroofing. Pattern with perimeter sheets attached 6 o c.

To convert rsi to r value multiply the rsi by 5 67826. Heat welded seams for greater reliability. Rsi r value système international is the metric equivalent. The membrane is attached using 12 o c.

Pvc roofs are specifically engineered for strength ensuring the membrane s long service life. Both types have an r value ranging from 4 r to 6 r per 1 inch of insulation thickness. All roofing areas flashings penetrations and equipment shall be included in the work under this section. Sarnathin 50 utilizes sika s proven sarnafil roofing membrane along with r 50 systems rich e board a 1 5 inch thick vacuum sealed insulation with a protective covering on both sides and an r value resistance to heat flow of 50.

Our high performing single ply roofing solutions offer unrivaled reliability and longevity. Increased chemical resistance compared to other roofing technologies. Currently cellular foams with r values of 5 to 6 per inch are used whereas the earlier non cellular wood fiber perlite and glass fiber insulations were closer to 3. Sika sarnafil is a leading manufacturer of pvc roofing and waterproofing systems in the usa.

To convert the r value of a specific thickness of a material to rsi divide the r value by 5 67826.