View basket “6-10mm Stone Half Bulk Bag” has been added to your basket. £20.00 Out of stock 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 20mm Ballast Mini Bag £3.50 Add to basket Bond-It Frost Proofer and Hardener, 5L £7.00 Add to basket Bond-It Liquid Mortar Plasticiser £5.90 Read more 4m X 25m DPM, 300mu £53.40 Add to basket