Technical number: 01344 397777

Sales number: 01344 397788

Technical Hotline 01344 397777
Customer Sales 01344 397788

DPC & Cavity Trays

  • Sheet


High performance polymericdamp proof courses (DPCs) and cavity tray systems, are designed to damp proof walls by preventing the passage of moisture from the ground, through masonry, up into the fabric of the building, and/or at as a cavity tray to prevent downward movement of water.

For more information about our DPC and cavity tray systems, contact the RIW Technical Department.