Gas Protection Damp Proof Course Single Layer 900MM x 20M Juta GP DPC Sovereign

For external walls the DPC should be applied 150 mm above the adjoining surface and should be linked to a DPM or gas resistant DPM in solid floors. Jointing and Sealing Sheets of Sovereign Gas Protection DPC must be clean, dry and free from dirt and grease before application of jointing tape.

eBay