High-thickness waterproofing tar

Catramina is a high-thickness waterproofing product based on oxidized bitumen with coumarone resins that can be used as an economical protective coating for metal structures, gutters, tanks, sheets, to protect underground iron, wood and cement. With a strong dilution it can be used as a substrate for sheaths, as a dust-proof, waterproofing, and to saturate the porosity of the cement.