BITUMEN MASTIC is a heavy duty, plasticised, solvent based, fibre filled, mastic sealer and repair compound. BITUMEN MASTIC is recommended for all types of waterproofing details such as sheeting laps, valleys, gutters, down pipes, enlarged roof screw holes, cracked tiles, flashings as well as many other details on iron, tiled, concrete, timber and asbestos roof surfaces. BITUMEN MASTIC is cost effective; it’s putty like qualities make it easy to use, with no need for a waterproofing membrane. Being solvent based it is ideal for patching jobs if rain is immanent. The product is supplied in 500ml, 1Lt, 5Lt. and 25Lt. drums and should be used within six months of the date indicated on the container. Thorough stirring is required before use.
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