Non-metallic membranes for waterproofing; Non-metallic waterproofing materials (not in the nature of paint); Non-metallic waterproofing membranes; Non-metallic waterproofing membranes for use in building; Preparations for use as waterproofing coatings on the surfaces of buildings (other than paints); Preparations for use as waterproofing coatings on the surfaces of structures (other than paints)