View basket “20mm Ballast Bulk Bag” has been added to your basket. £12.60 300mm X 30m DPC quantity Add to basket Categories: Bricks & Blocks, Building Materials Description Description Damp-proof course (DPC) offers a protective barrier; and is used within the inner layers of brick or block walls to protect buildings from rising damp. Related products Tarpaulin – 2m X 3m £4.44 Add to basket Class B Engineering Brick £0.96 Add to basket 4m X 25m DPM, 300mu £53.40 Add to basket 150mm X 30m DPC £7.50 Add to basket