Protection waterproofing membrane DUO EXTRA

roofrollself-adhesive

3-layer, vapour-permeable sheathing membrane with microporous film and woven grid Can be used in ventilated and unventilated roof assemblies as a trussing, sub-roof or sheathing membrane Can be used as a sub-roof glued to sheathing or a dimensionally stable underlay Two vertically aligned, integrated self-adhesive strips ensure economical and lasting adhesion of longitudinal seams Length - 50 m Width - 1,5 m m² per roll - 75 m² Packaging (concatenated) - 24 rolls Weight per m² (approx.) - 11,25 kg Fire performance - Class E Resistance to air penetration - 300 cm sd value, EN 12572 - 0,02 m Tensile strength longitudinal:, EN 12311-1 - 310 N / 50 mm Tensile strength transverse:, EN 12311-1 - 240 N / 50 mm Tensile strength (following artificial ageing) longitudinal, EN 12311-1 - 280 N / 50 mm Tensile strength (following artificial ageing) transverse, EN 12311-1 - 215 N / 50 mm Elongation, longitudinal, EN 12311-1 - 70 % Elongation, transverse, EN 12311-1 - 80 % Elongation, longitudinal (following artificial ageing), EN 12311-1 - 55 % Elongation, transverse (following artificial ageing), EN 12311-1 - 65 % Tear resistance (nail shank) longitudinal , EN 12310-1 - 180 N Tear resistance (nail shank) transverse , EN 12310-1 - 210 N Thermal stability - -40°C bis +80°C UV resistance - At most 12 weeks Outdoor exposure period - At most 4 weeks ZVDH classification sub-roof membranes - UDB-A ZVDH classification trussing membranes - USB-A