DPM (Damp Proof Membrane) and DPC (Damp Proof Course) rolls are used to provide damp proofing from the ground when constructing a useable space.
DPM - Rolls which unfold to form a 4mx25m sheet (100m2)
DPC - Various different width size rolls for brick and blockwork
Buttermilk Farm, Baldock Road
Buntingford, Herts, SG9 9RH