AP2 Capping Sheet

4 mm chemically treated root barrier membrane used with hot melt structural waterproofing in a green roof.

AP2 Root Barrier protection membrane

Technical data
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Fixing method Fully bonded in to the 790-11 structural waterproofing hot melt layer
Surface finish Top - slate mineral
Bottom - foil
Thickness 4mm
Weight 5Kg/m²
Reinforcement 250g/m² spunbond polyester
Tensile strength (EN 12311-1) 1000N/50mm
Cold bending (EN 1109) -36°C
Heat stability (EN 1110) +120°C
Elongation (EN 12311-1) 45%
Colour choice Green mineral