Construction : Damp Courses & Membranes : Damp Proof Membrane

damp-proof membrane (DPM) is a membrane material applied to prevent moisturetransmission. Typically, a DPM is a polyethylene sheet laid under a concrete slab to prevent the concrete from gaining moisture through capillary action.

300mu Membrane

Ideal for waterproofing of buildings and building structures creating a waterproof layer under floors, floorings, slabs etc. Manufactured from 100% recycled polyethylene suitable for use as a Type “A” damp proof membrane as defined by BS EN 13967: 2012. Available in a handipack or by the roll.

Dimensions of the roll: 4mx25m. Dimensions of the handipack: 4mx5m

Available at all three branches.

300mu Radon Barrier

Radon Membrane is manufactured from an enhanced blend of polymer films that is suitable for use in the protection of buildings from the ingress of radon gas. Visqueen Radon Membrane also acts as a damp proof membrane, but is not intended for use where there is the risk of hydrostatic pressure. It is approved for use in Ireland. Radon Membrane can be used in most common floor constructions. It is installed in a similar way to a damp proof membrane, but with much greater attention paid to workmanship and detailing in order to achieve effective sealing at all locations.

Dimensions: 4mx20m

Available at the Rode branch.


SureCav is a moulded, recycled, polypropylene panel with spacer protrusions that forms a 50mm or 25mm clear cavity and allows a stone, slate, brick and flint outer skin to be built without the need of an additional block leaf. This cavity protection system ensures clean and moisture free cavities.

Panel size: 1200x450x50 or 1200x450x25.

Available at the Rode branch.

TPS Polythene

Temporary protection sheeting and damp proof membrane. Used to prevent moisture penetration from floors.

Dimensions: 4mx25m

Available at the Rode branch.

Special Offers

  • Need an account with us?
    To register for an account please click here to download an account form. You will find our terms and conditions below.


  • Delivery is free locally to all our account and trade customers, subject to final delivery destination. 
    If you need any further information on our delivery service click here


  • Please click here for our terms and conditions



Church Farm, Rode, Nr Frome,
Somerset BA11 6AA

Telephone: 01373 831550