The Plastic Non Return Valve offered by us are basically used for regulating the water pressure and preventing the flow of water back. Customers can avail these products in sizes ranging from 15 mm to 80 mm. Superior grade plastics are used for the manufacturing process which makes sure that the products are in-line with the quality parameters laid by the organization. Features: Better performance Easy-to-fit Light weight Leak proof Specifications: Port Size: 1/2" to 8" Approx Material: Plastic