Sigma GPS Total Gas Barrier is a multi-layer, low-density polyethylene membrane, reinforced with a polypropylene reinforcing grid with an integral aluminium foil. It is specifically designed to act as a barrier against methane, carbon dioxide and radon.]
Total Gas Barrier complies with the latest codes of practice as published by BRE, CIRIA and BSI (BS 8485:2015) and is approved for use as gas protection for NHBC GREEN, AMBER 1, and AMBER 2 site characterisations.
Features:
- Fully compliant with BS8485:2015
- Fully compliant NHBC Amber 1 & Amber 2.
- Low permeability to radon, carbon dioxide & methane.
- Multi-layered membrane with aluminium core and reinforcement grid.
- Item needs to be quote for! Please email sales@straight2site.co.uk with your full enquiry
- Full address and contact details will need to be provided to quote
- Approx 3 working day lead time for delivery
SIGMA GPS TOTAL GAS BARRIER TGB (2m x 50m Roll) (£ - POA)
Sigma GPS Total Gas Barrier should be installed in accordance with the product installation guidelines, and in accordance with BS 8485:2015.
For NHBC “Amber 2” and BS8485:2015 situations, the installed system will need independently validation to CIRIA C735 to comply with the latest guidance from NHBC and British Standards.