Repairing PVC Membrane Flat Roofing Systems
Many flat roofs use a PVC membrane that is composed of only one layer of material, polyvinyl chloride. PVC roofs are specially designed to withstand ponding water, the cause of many flat roof leaks. PVC membrane is welded together with hot air (no open flame) to eliminate all seams so moisture can not pass through. PVC roofing systems also reflect nearly 90% of the heat of the sun, thus lowering energy costs substantially, especially in high-heat areas such as the southwestern United States.
Here’s a demonstration video on how to repair the membrane. Falling tree branches can poke holes is the PVC, so performing regular roof maintenance is especially important when it comes to flat roofing:
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Charles Jines
Filed under: Flat Roof Repair and Products
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