VYCOR

Class [19]
Non-Metallic Building Material Products

Building materials (non-metallic); asphalt, pitch and bitumen; materials and structures for controlling or preventing movement of water, water vapour, moisture, or air relative to building, civil engineering, and construction structures or surfaces, including roofing underlayments, waterproofing membranes, coatings, adhesives, mastics, and sealants for building, construction, or repair.