Novia® 1600g Radon Barrier is a virgin grade polythene material suitable for use as a loose laid Radon gas barrier and damp proof membrane. The material has a thickness of 400 microns and is manufactured to comply with BR211 and current UK Building Regulatons for Radon protecton. Suitable for both taped or welded installatons, Novia® 1600g Radon Barrier meets EN 13967 as a damp proof membrane and is UKCA approved. Key Features: Meets EN 13967 for use as a DPM UKCA approved BR 211 compliant Virgin grade polythene, no recycled content Suitable for both taped or welded installations Install as per guidance within BR211