JRK three-in-one waterproof and anti-corrosion coating, is a waterproof material dedicated to the pool, for the use of sewage treatment, more focus on moderate anti-corrosion, such as: sewage plant, fire pool, ice storage, chemical pool are a good choice, the company's three-in-one anti-corrosion material each process has a technician sampling inspection, layer by layer checks, excellence to do every one, each item is qualified, can leave the factory.