View basket “20mm Stone Bulk Bag” has been added to your basket. £20.00 4m X 6m DPM Handipack, 300mu quantity Add to basket Category: Building Materials Description Description Damp-proof membrane (DPM) is a versatile product and can also be used for a wide range of applications; but commonly used to protect a building’s concrete slab from moisture rising from the foundations. Related products 10mm Stone Mini Bag £3.50 Add to basket 3.6m X 2.4m Tarpaulin £8.10 Read more 20mm Ballast Bulk Bag £42.00 Add to basket 50mm PIR Insulation Board £40.00 Add to basket