Membrana de barrera de vapor Corotop VARIANT 90g/m2 75m2

Corotop Variant - an intelligent vapour barrier foil for attics, walls and ceilings.Its main feature is the variable diffusion resistance parameter, thanks to which it regulates the flow of water vapor very well.In winter, the vapour barrier protects the interior of the roof partition from excess moisture.In summer it actively dries it.Thanks to the Corotop Variant vapour barrier, the roof dries in two directions.Properties: Weight: 90g/m2 Thickness: 0,3 mm Roll dimensions: 1,5 m x 50 mb = 75 m2 Fire resistance: class E Water resistance: class W1 Tensile strength wzdłuż: ≥210 [N/50mm] Tensile strength across: ≥40[N/50mm] Elongation wzdłuż: ≥15[%]  Elongation across: ≥20 [%] Longitudinal nail tear resistance: ≥60 [N] Transverse nail tear resistance: ≥70 [N] Diffusion resistance factor (Sd): - 0,2 - 7m Waga: 6,5 kg Application: for attics, walls and ceilings Advantages: durable resistant to damage prevents the occurrence of mold and fungi protects thermal insulation against the harmful effects of water and moisture and facilitates faster drying Direct distributor We are a direct distributor of renovation and construction materials.The products are in our warehouse in Poland in large quantities, thanks to which we can offer a competitive price and immediate delivery time.