Asphalt-coated roofing barrier EUROVENT® BITUMI

polypropylenepolyester

Three-layer bitumen roof underlay. Made of layer of polypropylene nonwoven, polyester nonwoven and bitumen film. The membrane is characterized by increased water-tightness parameter and extreme resistance to tearing. Product contains special stabilization additives which extend its resistance to UV radiation from 4 up to 12 months and allow to perform assembly of final roof covering with considerable delay. Advantages: UV resistance Water-tightness Tear resistance Suitable for full sarking Application Underlay is designed for use as initial covering for ventilated sloping roofs with full sarking. Strongly recommended for application with bitumen and wooden shingles as well as slate. Venting slot between the membrane and the thermal insulation (mineral wool, fiberglass) must be preserved. The product must not be applied directly on thermal insulation. The final roof covering may be assembled without batten and counter-batten. Technical data Mass : ca. 450 g/m² Vapour-permeability : 0,5 g/m²/24h Sd value : ca. 50 m UV resistance : >12 months Water-tightness : W1 Roll size : 1 m x 30 rm = 30 m² Roll weight : ca. 13,5 kg Pallet : 30 rolls