PENTENS T-100 is a specially produced PU bituminous waterproofing compound for use on both internal and external surfaces. It will bond perfectly to almost any surface such as concrete, masonry, metal and timber. It may be applied to new or existing structures, and will bond to a damp surface. It can also be mixed with sand, to form a mortar of any desired consistency. It can be used to floor slab, balconies, patios, bathrooms, RC gutters, planter boxes, swimming pools, water tanks, basement and retaining walls.