Product Description
The Corden EPS Guardian VOC Barrier Membrane is a high-performance gas protection membrane engineered to prevent hazardous ground gases and volatile organic compounds (VOCs) from entering buildings constructed on contaminated land.
Designed for use where ground investigations have identified gas or VOC risks, the membrane provides reliable protection against a broad range of contaminants, including methane, carbon dioxide, radon, hydrocarbons and volatile organic compounds.
Manufactured as a 14-layer, single-wound co-extruded membrane, the Corden EPS Guardian VOC Barrier Membrane features a non-delaminating construction and incorporates two advanced EVOH gas barrier polymer layers, delivering long-term performance in demanding ground conditions.
Key Features
- High-performance 14-layer co-extruded membrane construction
- Non-delaminating design for long-term durability
- Incorporates two EVOH gas barrier polymer layers
- Engineered to resist the ingress of VOCs and hydrocarbons
- Provides protection against methane, carbon dioxide and radon
- Supplied as a single-wound membrane to support efficient installation
- Suitable for contaminated land and brownfield developments
- Supports gas protection strategies for residential, commercial and infrastructure projects
Typical Applications
The Guardian VOC Barrier Membrane is suitable for developments where site investigations have identified the presence of:
- Volatile Organic Compounds (VOCs)
- Hydrocarbon contamination
- Methane
- Carbon Dioxide (CO₂)
- Radon
- Other hazardous ground gases
The membrane is commonly specified for residential developments, commercial buildings, mixed-use schemes and regeneration projects on contaminated or brownfield sites where effective gas and VOC protection is required.
The current guidance notes are:
BS 8485:2015+A1:2019 – Protection against Methane and Co2 Ground Gases
CIRIA C748 – Protection against VOC
Designed for Contaminated Land Projects
Effective gas protection begins with selecting the correct membrane for the site conditions. The Guardian VOC Barrier Membrane has been developed to provide a dependable barrier against hazardous gases and VOC contamination, helping consultants, developers and contractors achieve robust gas protection solutions for challenging ground conditions.
At Corden EPS, we provide technical guidance and specification support to help ensure the correct gas protection system is selected for every project. Get in touch with our experienced team who can assist with product selection, compliance requirements and installation advice to support successful project delivery.