Ground Gas Protection Barriers

Corden EPS Ground Gas Protection Systems have developed a comprehensive range of high-quality, gas protection membranes, and associated components, to protect buildings and their occupants from the build-up of harmful gases. If you would like to download a PDF of the product overview click here.


Corden EPS Radon Barrier

Application: Radon 

Corden EPS Radon Membrane Barrier is a co-extruded, co-polymer hybrid. Thickness: 300mu/1200G. Weight: 276g/m2. Colour: Anthracite. Available in a standard roll size of 4m x 20m.

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Corden EPS Radon CO2 Membrane

Application: Radon and CO2

Corden EPS Radon/CO2 Membrane is a co-extruded, co-polymer blend of virgin polymer (MDPE and LDPE). Thickness: 375mu/1500G. Weight: 365g/m2. Colour: Rust Red. Available in a standard roll size of 4m x 20m.

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Corden EPS 2000 Gas Membrane Amber

Application: Methane (low-level), Radon and CO2

Corden EPS 2000 is a high quality, blown co-extruded, co-polymer blend of virgin polymer (MDPE and LDPE). Thickness: 500mu/2000G. Density: 920kg/m3. Colour: Grey. Available in standard roll size of 4m x 12.5m. The system will protect the building and its occupants from radon, CO2 and low levels of methane.

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Corden EPS Universal Gas Barrier

Application: Methane (low-level), Radon and CO2

Corden EPS Universal Gas Barrier is a high quality, blown film extruded blend of virgin polymer MDPE / LDPE (co-polymer). The loose laid system will protect the building and its occupants from Radon, CO2 and low levels of methane.

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Corden EPS Total Gas Barrier

Application: Radon, CO2 and Methane

Corden EPS TGB is a high performance laminated flexible loose laid sheet barrier, specifically designed to overcome the health and safety risks associated with building on land contaminated by methane, CO2 or radon gas. Thickness: 500mu/2000G. Weight: 330g/m2. Colour: Black/White. Available in standard roll size 2m x 50m.

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Corden EPS Hydrocarbon Membrane

Application: Radon, CO2, Methane and Hydrocarbon

Corden EPS Hydrocarbon Membrane is a high quality, high density polyethylene (HDPE) membrane produced from specially formulated, proprietary virgin polyethylene resin. Designed specifically for flexible geomembrane applications: protecting buildings and their occupants from the ingress of harmful radon, carbon dioxide and hydrocarbons. Thickness: 1mm. Density: 0.94g/cm3. Colour: Black. Available in standard roll sizes: 2.5m x 35m; 5.1m x 100m.

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RIW Gas Seal Black

RIW Gas Seal Black is a four-layer, low density polyethylene membrane with a polypropylene reinforcing grid sandwiching an aluminium foil layer.

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RIW Gas Seal Blue

RIW Gas Seal Blue is a three-layer, low density polyethylene membrane with a polypropylene reinforcing grid.

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RIW Gas Seal HC

RIW Gas Seal HC is typically used as a LLDPE gas barrier and damp-proof membrane in concrete floors below the slab.

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