Description POLYBIT® PLASTIFELT is used as waterproofing membrane on inverted roofs & parapet, terraces, balconies & patios, sunken slabs, bridges & tunnels, airport aprons & ramp areas, concrete foundations & footings, basements, pile heads, swimming pools & water retaining structures (externally). Available pack size: 3 & 4mm Features and benefits Polymer modified bituminous waterproofing membrane, manufactured from a mixture of bitumen and selected polymers, which are blended together to obtain good waterproofing properties. The bitumen compound also exhibits high heat and UV resistance properties. Properties Excellent resistance to positive water & vapor pressure Good dimensional stability under tension Good flexibility. Can accommodate structural movements Resistant to water borne chemicals