Premium Caviroll DPC is manufactured from solid polyethylene which conforms with BS6515. It promotes excellent tensile strength and retains flexibility through a temperature range of -50 degrees to 80 degrees centigrade. Premium Caviroll DPC is a homogeneous material, possessing superior water impermeability. Both sides of the DPC have a gripgrid surface to promote adhesion and unity with the mortar. Premium Caviroll DPC is a clean and easy to handle material. It is tough, flexible and suitable for use as a general purpose roll damp-proof course.FeaturesGeneral purpose DPC suitable for horizontal and vertical damp proofing of cavity walls. No water absorption. Water permeability - 0.00036 kg m2h atm.Tensile strength: 1.266 kg/mm2.Tearing elasticity: 800%.Temperature scale: Flexibility from - 50 degrees up to 80 degrees centigrade.British Standard DPC with gripgrid surface.Impermeable.