Membrane roofing is often used on commercial flat roofs.
Roof membrane weight.
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Common flat roof membranes discussed in this article include built up asphalt tar and gravel modified bitumen and single ply membranes like epdm pvc tpo and kee.
Specifications all dimensions are nominal thickness over scrim.
31 4 mils 0 798 mm nominal astm d7635 breaking strength.
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.
After combining the weight of components i e.
Insulation membrane fasteners and adhesive typical installation weight is less than 2 pounds per square foot 10 kg per square meter when 060 thick membrane typically weighing 1 3 pound per square foot or 1 6 kg per square meter is utilized.
Use our table below to compare membrane thickness and weight for our range of flat roofing.
The weight of a roofing system varies depending on components used.
A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof.
Roof membrane available in 40 50 and 60 mil thickness.
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We also cover spray applied foam and liquid roofing options.
335 lbf x 320 lbf 499 x 477 kg m astm d751 grab method.