RHINOPLAST Super Gas Barrier 4m x 20m
RHINOPLAST Super Gas Barrier 4m x 20m
High performance monolithic hybrid co-polymer Radon, Amber 1 Gas Barrier & Damp Proof Membrane.
- Trade Quality
- Professional Use
Tree Sisters
Building A Band of Brothers
Product Description
RHINOPLAST Super Gas Barrier is a high-performance polyethylene membrane providing combined damp-proof and gas-resistant protection for ground-floor constructions. It acts as both a DPM and a barrier against methane and carbon dioxide ingress, meeting the requirements of BS 8485 and CIRIA C665 for developments on sites affected by ground gas. Supplied in 4 m × 20 m rolls (80 m²).
Key Benefits
Application
Lay the membrane over the prepared sub-base or blinding layer with a minimum 300 mm overlap at all joints. Seal all overlaps with double-sided gas-resistant tape. Turn up at perimeters and seal to the rising walls. Take care to avoid puncturing the membrane during installation. Protect with a sand blinding layer or screed as soon as practicable. Ensure all penetrations are sealed with compatible gas-tight detailing.
Coverage
Each roll covers 80 m² (4 m × 20 m). Allow approximately 10–15% extra for overlaps and wastage depending on floor plan complexity.

£139.69
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Working with our supply chain
For each and every project we work on, we ensure that materials are sourced as close to the site address as possible and attempt to arrange deliveries during off-peak times to minimise congestion on our roads.
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Supporting A Band of Brothers UK
We are proud to support A Band of Brothers UK, a charity helping young men break cycles of violence and crime through mentoring. Every order you place with Screedworks contributes to this vital cause through our easyfundraising partnership.
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Restore & Protect
From January 2021 we are asking our clients to round up their final invoice to the nearest £5, £10 or £20. We will match the amount pledged and then donate the total to Tree Sisters.
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