Basic Info.

Product Description

Check valve, duckbill check valve low temperature, low pressure minimal maintenance check valves made in our company have been constanly receiving reputation not only at home but overseas. this valve is our special product, and it is used for draining sewage.in such foreign countries as spain or america, it is usually named as duckmouth-shaped valve.we are continuoully doing our best to make this valve more practical and more perfect.the valve can be matched with straight pipeline, flange pipe, cement pipe.at the same time , they may be widely used on the coast, seasands, reservoirs, and so on in order to dispose the sewage or to dredge the floods. indeed, it is environmentally-friendly valve. matdhing pipeline dn valve step (a) pipeline touching (b ") 1/2-3/4 15151-1-1 / 42020 1-1/2-2-1/2 2,525,340,404,505,065,050 8505010505012 -- 14 10010016-20150 15024-36200200 4225025048-60 30030072400400