Damp Proof Membraneš„ Heavy Duty Black polytheneš„ (4m x 25m, 250 mu (1000G)
4m x 25m x 250mu (1000g) BBA Black DPM. Screeds Direct Building Materials 4m x 25m x 250mu (1000g) BBA Black DPM. 4m x 25m x 250mu (1000g) BBA Black. Ideal for construction yards.