Gas barrier membranes

MemTech M1 is a flexible, loose-laid ground gas barrier membrane made from a low-density polyethylene membrane which incorporates a polypropylene reinforcement grid and a foil core layer. It can be used as a gas barrier and damp proof membrane for application on concrete ground floors, above and below the slab (not subject to hydrostatic

Delta Membrane Systems Ltd offers waterproofing systems which incorporate ground gas protection. Many below ground construction projects require protection from both water ingress and gas contamination. Basements and below ground structures which need to be watertight and gas proof require further considerations at the design phase and throughout

Pro Titan highly flexible, double-sided butyl tape is designed with a layer of release film on both sides to assist during installation. This multipurpose tape prevents water, water vapour, air and gas when used in conjunction with gas barriers, vapour control layers and damp-proof membranes. The tape’s flexibility enables installation on

MemTech Titan ground gas membrane offers a safe solution for the protection of buildings, structures and occupiers against all levels of hydrocarbon ingress. It is a multi-layer flexible polyethylene membrane with a unique core component which performs as a Methane, Carbon Dioxide, Radon, Ground Gas, VOC, Air & Moisture and Hydrocarbon protection

MemTech Liquid Gas Barrier forms a membrane to protect against gas and water ingress when used on new or existing building structures. MemTech LGB is a distinctive green, ready-for-use specialist styrene butadiene latex-based liquid and offers a simple, continuous passive gas prevention barrier against the ingress of methane, carbon dioxide

Delta LM 800 is an innovative liquid membrane which conforms to BS 8102:2022 and BS 8485:2015+A1:2019, Table 7 achieving damp-proofing, waterproofing and ground gas protection simultaneously. Delta LM 800 is robust and flexible liquid membrane which performs excellent under high compressive loads and offers maximum protection in just one

The Corden EPS Liquid Gas Barrier is specifically designed for waterproofing vertical and horizontal surfaces. Once applied if forms an effective barrier against carbon dioxide and methane. It is made from a water-based compound that is formulated on a styrene-butadiene co-polymer. The Corden EPS elastomeric liquid vapour membrane is a single

The Corden EPS hydrocarbon membrane is constructed from high density polyethylene that is produced from a proprietary virgin polyethylene resin that is designed specifically for flexible geomembrane applications. It offers oustanding chemical and mechanical resistance properties as well as environmental stress crack resistance, dimensional

The Corden EPS Universal Gas Barrier is is a monolithic hybrid virgin polymer manufactured using the blown extrusion method. he membrane contains no recycled material, as a result, it is consistent and doesn’t include any bio-degradable content thus providing excellent results for gas permeation. It is a loose-laid system designed to protect the

The Corden EPS Total Gas Barrier is a high performance, flexible, laminated loose laid sheet barrier designed to overcome the health and safety risks that can be associated with building on land that is contaminated by methane, CO2 or radon gases. Corden EPS Total Gas Barrier complies with the latest codes of practice as published by BRE, CIRIA

MemTech’s Void Vent 25 offers a passive venting solution which facilitates the dispersal and dilution of dangerous gases. It has been designed to provide for high levels of air and / or gas flow. MemTech Void Vent is a cuspated HDPE core with a geotextile filter / separator bonded to a single side, in either 25 or 40mm depth

Corden EPS Evolution Bond – Gas and Hydrocarbon Barrier is a multilayer, Polyethylene membrane with a bonded textile for pre-applied applications; specifically designed and manufactured to perform as a Methane, Carbon Dioxide, Radon, Ground Gas, VOC, air & Moisture, and Hydrocarbon protection system. Corden EPS Evolution Bond complies with the

Protech Radon 400 is a high-performance proprietary reinforced radon barrier. Due to its unique composition, the membrane is extremely robust and flexible and, therefore, easy to install on site. It can be jointed with use of the company's Protech tapes or heat-welded. Protech Radon 400 also acts as a high-performance damp-proof membrane; there is

Protech GM Super gas membrane is a reinforced LDPE, loose-laid gas barrier that incorporates an aluminium foil layer to provide maximum protection from the ingress of methane, carbon dioxide and radon in new developments. Its unique composition makes the membrane extremely robust and flexible and, as a result, easy to install on site. It also

Delta Membrane Systems Limited offer a comprehensive range of ground gas protection solutions along with its structural waterproofing solutions. Greater emphasis on appropriate gas protection measures have been brought about by the issue of BS 8485: 2015 – Code of Practice for the Design of Protective Measures for Methane and Carbon Dioxide Gases

EPS Evolution VOC –Gas and Hydrocarbon Barrier is a multi-layer, polyethylene membrane. EPS Evolution VOC is specifically designed and manufactured to perform as a Methane, Carbon Dioxide, Radon, Ground Gas, VOC, air & Moisture, and Hydrocarbon protection system. EPS Evolution VOC complies with the latest codes of practice as published by BRE

The Corden EPS 2000 gas and attenuation tank membrane is designed for use as a radon, CO2 and low level methane barrier. It is constructed from thermoplastics that offer low permeability and high strength performance with resistant to puncture and tearing. The barrier offers a safe solution when used in the construction of buildings and dwellings

The MemTech R1 gas barrier offers a safe solution for protecting buildings and structures from radon gas. It is a flexible, loose-laid proprietary gas barrier constructed from a 3-layer, low-density polyethylene membrane reinforced with a polypropylene reinforcement grid. It has a distinctive red (top) and grey (bottom) as standard. Radon is a

The Newton PAC 500 (Positive Air Curtain) System is a combined basement waterproofing and ground gas mitigation system which successfully controls both water and gas levels within below ground / retaining structures. It can be installed to both new and existing projects, domestic and commercial. The patented system combines the Newton System 500

Below-ground construction projects that require protection from water ingress and gas contamination require a different methodology to a typical waterproofing design. Basements and below-ground structures which need to be watertight and gas-proof are not any more complex to design but require additional considerations

The Corden EPS Radon Barrier is a blown, extruded blend of virgin polymer MDPE and LDPE co-polymer. It prevents the transmission of unacceptable levels of harmful gases. The Corden EPS Radon Barrier membrane offers immense strength, tear and puncture resistance in comparison to ordinary DPM and other radon and CO2 membranes: suitable for use on

Delta AT 800 is an innovative Type C Drainage Membrane which conforms to BS 8102:2009 and BS 8485:2015+A1:2019, Table 7 achieving waterproofing and ground gas protection simultaneously. Delta AT 800 offers maximum protection in just one application. Designed to offer drainage protection in Type C waterproofing (Grade 3 environment) in accordance

A brownfield site - a former vehicle repair workshop - was being converted into a dwelling. The local authority required a gas membrane to be installed and independently verified to protect from any possible VOCs and other pollutants in and around the building. A cavity drain membrane system was chosen for the damp-proofing as it offered significant advantages over cementitious coating systems

Protech GM Super high-performance gas barrier membranes from the A. Proctor Group have been used in the construction of two brand new industrial units in Bristol totalling approximately 118,000m2. The units, at Panattoni Park Avonmouth, are said to include the UK’s largest ever speculatively-built warehouse. The gas protection measures were