Waterproofing membranes made of polymers; waterproofing membranes made of rubber.
Class 019
Non-Metallic Building Material Products
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); building materials in this class for use as waterproofing coatings on the surfaces of substrates (other than paints).