INTER-STICK SK 3 EXTRA is designed for use as a high performance underlay membrane, and is ideal for use within Evex's Torch-Safe System. It can be applied to a wide range of substrates and thermal roof insulation boards, and is compatible with all common bituminous vapour control layers and cap sheets.
Technical information:
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SELF-ADHESIVE, SBS MODIFIED BITUMINOUS UNDERLAY
INTER-STICK SK 3 EXTRA is a cold-applied, self-adhesive bituminous underlay which is saturated and coated with high quality SBS (Styrene-Butadiene-Styrene) modified bitumen. It contains a 60g/m2 glass fibre reinforcement and has a removable foil on its underside.
SBS modified bituminous self-adhesive underlay with glass-fibre reinforcement. Flame-free application