There are a variety of roofing waterproofing materials, each with its own advantages and disadvantages. The best waterproofing material for your roof will depend on a number of variables, including the type of roof, the local climate, and your budget. Here are some typical varieties of roofing waterproofing materials: Bituminous Membrane: This is one of the most commonly used materials for waterproofing roofs. It is an asphalt-based material used to create an impermeable membrane. PVC Membrane: