AP1 Protection Membrane 

AP1 Protection Membrane is a 1.5mm modified bitumen access protection membrane reinforced with 60g/m2 glass tissue. This membrane is fully bonded into the uppermost layer of the 790-11EV.

Technical Data

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Roll size 1 x 20m
Surface finish Fine sand 
Weight 1.8Kg/m²
Thickness 1.5mm
Reinforcement 60g/m2 glass tissue
Tensile strength (EN 12311-1) Length ≥ 400N/50mm
Diagonal ≥ 300N/50mm
Elongation at break (EN 12311-1) 2%