City sewage after multistage effective treatment to achieve the required water quality standards, can be used again. TSE recycling way is various, and can be used for groundwater recharge, agricultural water (including forest, animal husbandry and fishery), urban non-drinking water, industrial water, landscape irrigation/environmental water, etc. When used as agricultural water, environmental water and supplementary water source (such as groundwater recharge), the possible impact of surface water, groundwater, soil and ecological environment shall be further analyzed.  

As the source of life, water is the basic condition for human survival. The utilization of TSE is one of the ways to solve the problem of water shortage.

NST VALVE offers reliable strength and sealing design in all parts, excellent internal and external epoxy coating (DFT 300 micron), which provides superior user feel.