During new construction, caulks and sealants are used to waterproof around flashings, vents and other protrusions throughout your roof. Our ROOF COATINGS acts as a shield to protect existing caulks and sealants and extend their life substantially. Old concrete and metal roof can be easily waterproof and repair. The useful life of metal roofs, whether galvanized steel, or aluminum can also be extended. Liquid Rubber and elastomeric coatings are the best and also the most cost effective product for solving repair and leak problem, Our products does not chalk or shrink. Our one-coat applications saves your time and money sealing and protecting for many years to come.