Pavatex DB3.5 Internal Air Tight Membrane
PAVATEX DB 3.5 is used as an Internal vapour control and airtight membrane used in permeable roof and wall constructions. PAVATEX DB 3.5 is installed on the warm side of the thermal insulation. Gluing the membrane overlaps, connections and penetrations are completed using PAVATEX sealing products.
• Universally applicable, diffusion open vapour control membrane
• Tear resistant, stable in shape and slightly transparent, with cutting marker
• Verified system accessory
Size:
Supplied in 1.5 m x 50 m rolls (75 m²).
Characteristics
Material – non woven polypropene fleece with polyolefin copolymer coating
Thickness – [mm] 0,40
Water vapour diffusion equivalent (Sd) [m] – 3
Mass [g/m2 ] -1 10
Reaction to fire (EN 13501–1) E
Tensile strength [N/5 cm] – longitudinal 180, transversal 140
Elongation at maximum tensile strength [%] -longitudinal 50, transversal 60
Resistance to tearing (nail shank) [N]- longitudinal 130, transversal 140
Watertightness – [kPa] ≥ 2
