Foil laminate reinforced polythene gas and damp proof membrane.
Suitable for use in BRE report BR 211-2015 radon applications. For use as a methane and CO2 gas barrier, compliant for BS 8485:2015 groundwork applications.
A premium specification multi-layer laminate damp proof membrane (DPM) incorporating reinforcement and an aluminium foil core. The product be used in radon barrier and damp proof membrane applications and is CE marked.
All Novia® Methane Pro membrane joints must be professionally installed in conjunction with the two tape sealing system to ensure a fully compliant gastight seal. The membrane is not suitable for applications where hydrostatic pressure is present.
Features and Benefits:
Multilayer virgin polythene laminate with an aluminium foil core
1.6 x 50 m
D21/350 Gas-retardant membrane
J40/140 Loose laid plastics or rubber sheet gas retardant damp proofing
J40/35 Loose laid plastics or rubber gas retardant damp proofing
BS 8485:2015 compatible methane and CO2 barrier. Also acts as a radon barrier and DPM; Complies with BS EN 13967, Type A DPM.
Tensile strength (minimum)
(MD/CD) 345/250 N/50mm.
(MD/CD) 130/240 N.
Elongation to break
Roll length (minimum)
Novia® Methane Pro Barrier
Water vapour permeability in sd
System methane transmission rate
Alkali and age durability
Pass in accordance with EN 1847 and EN 1926.
Water tightness at 2 kPa
Pass in accordance with EN 1928.
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