Bituminous waterproofing systems are designed to protect residential and commercial buildings. Bitumen, which is Asphalt or Coal-Tar Pitch is a mixed substance made up of organic liquids that are high...

Bituminous waterproofing systems are designed to protect residential and commercial buildings. Bitumen, which is Asphalt or Coal-Tar Pitch is a mixed substance made up of organic liquids that are highly sticky, viscous, and waterproof..