Visqueen Radon Barrier Membrane R400 4x20m sadolin woodstain Greater strength due to high-tension

Greater strength due to high-tension steel wires running within the lintel

Polyisocyanurate rigid foam core

Gross Dry Density (Sound Insulation) (Kg/m³): 1390

Each bulk bag contains approximately 750kg of sand

Designed for integration with brickwork

Visqueen Radon Barrier Membrane R400 4x20m sadolin woodstain Greater strength due to high-tensionVisqueen Radon R400 Membrane Radon Gas Barrier for Ground Floors Visqueen Radon R400 is a high performance radon gas membrane designed to protect buildings from harmful radon emissions. Manufactured from multi layer polyethylene with an integral reinforcing grid, this radon membrane offers excellent puncture resistance and durability, making it suitable for use beneath ground floor slabs in residential, commercial, and industrial projects. Certified