Multilayer gas and hydrocarbon membrane with a core layer.
Suitable for use as a ground gas and moisture protection membrane. Can be used as ground gas or hydrocarbon protection for NHBC, Green, Amber 1, Amber 2 and Red sites.
GP® TITANFLEX – Gas and hydrocarbon barrier is a multi-layer, polyethylene membrane. GP® TITANFLEX is specifically designed, manufactured, tested and certified to perform as a methane, carbon dioxide, radon, ground gas, VOC, hydrocarbon, air and moisture protection system.
Features and benefits
Sustainable and innovative multi-function barrier membrane with industry leading performance
Rectangular - supplied in roll form
50 000 x 2000 x 0.5 mm
120 year product warranty
J40/145 Loose laid weldable polyethylene gas retardant damp proofing
J40/140 Loose laid plastics or rubber sheet gas retardant damp proofing
J40/130 Loose laid plastics or rubber sheet oversite damp proofing
J40/120 Loose laid plastics or rubber sheet damp proofing
To BS 8485, BS 8102, CIRIA C748, CIRIA C735, BS EN 14414.
Tensile strength (minimum)
≥ 400 N·50 mm-1.
Elongation to break
≥ 550 %.
Resistant to underground gases
Methane - 0.13 ml/m²/day atm. Carbon Dioxide - 3.01 ml/m²/day/atm. Radon - 1.0 x 10(-12). Vinyl Chloride - 0.04 ml/m²/day/atm
Water vapour resistance (minimum)
To EN 13501-1, Class E.
British Board of Agrément (BBA) Certificate.
BBA Certificate 18/5581.
CE marked to EN 13967
Yes - Tested to CEN/TS 14461.
Black and Silver.
Roll length (minimum)
None – virgin material.