
Roofer vapor barrier membrane is used to protect the under-roof space from external moisture. Membranes are used for maximum vapor barrier of roofs, as well as for protection of walls with external insulation. Vapor barrier membrane with a density of 80 g/m2 has a high vapor permeability coefficient, which allows you to effectively remove moisture and prevent it from accumulating in the insulation. Roofer membrane is resistant to direct sunlight for 40 days, thus increasing the service life and safety of your roof.
Roofer vapor barrier membrane is a two-layer roofing film made of 100% polypropylene, unlike other polymers, which does not emit harmful substances when heated and is safe for the environment. Roofing membranes are not susceptible to the destructive effects of mold and bacteria. They withstand temperatures up to 140 C. Roofer membranes are quite easy to install.
The membranes are placed horizontally overlapping, starting from the base of the roof. The overlap of the sheets at the joints must be at least 15 cm. The Roofer waterproofing is fastened to the rafters using 4x5 cm wooden counter-rails. And a wooden crate is mounted directly on them for fastening the corrugated board or metal tile.
Installation diagram:
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