667 sewage check valve products are offered for sale by suppliers on Alibaba.com, of which check valves accounts for 62%.
A wide variety of sewage check valve options are available to you, such as pressure, manual and hydraulic.You can also choose from normal temperature, medium temperature and high temperature sewage check valve,as well as from water, gas, and oil sewage check valve, and whether sewage check valve is steel, stainless steel, or iron.