20L Nitoproof WB Primer proposed by us is well formulated to provide a continuous, seamless, vapor & water proof membrane for concrete. This type of primer is suitable for varied areas such as roofs, balconies, podiums, floor slabs, suspended floors, bathrooms, patios, inspection pits, bridge decks, swimming pools, and so on. This pitch free polyurethane based non-toxic formulation has super constant adhesion to concrete that prevents lateral water migration. Also, it does not allow melting or flow of film at high atmospheric temperature. The primer is easy to apply as it does not any special equipment. Suitable for both vertical and horizontal surfaces, 20L Nitoproof WB Primer is industrial grade, white in color, and can be availed at negotiable prices.