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Non Leakaging Pool Check Valve Long Service Life Anti Corrosion DN50-DN3000 Diameter

Non Leakaging Pool Check Valve Long Service Life Anti Corrosion DN50-DN3000 Diameter

duckbill non return valve

duckbill drain valve

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Product Details
Rubber Material:
Working Medium:
Wast Water,Oil
Flange/Clamp Material:
Carbon Steel,Stainless Steel
Company Type:
Product Name:
Duckbill Valve
Payment & Shipping Terms
Minimum Order Quantity
USD 15-1000/Set
Packaging Details
Wooden Box
Payment Terms
L/C, D/A, D/P, Western Union, T/T, MoneyGram
Supply Ability
5000 Sets/Week
Product Description

 China manufacture silicone duckbill drain valve back flow prevent


Rubber Duckbill Valves is a very reliable and cost effective check valve compare to flap check valves and other conventional check valves.This valve is a special product ,and it is used for draining sewage .In many foreign countries,such as Spain , America,it is usually named as duckmouth-shaped valve .We are doing our best to make this valve more practical and more perfect .The valve can be matched with steel 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.



For BS EN1092-2 PN10/16 flange mounting.

Face-to-Face dimension conforms to ISO 5752 / BS EN558.

Epoxy fusion coating.


Pressure and temperature

working pressure PN10/PN16/PN25
testing pressure

Shell: 1.5 times rated pressure,

Seat: 1.1 times rated pressure.

working temperature

-10°C to 80°C (NBR)

-10°C to 120°C (EPDM)

suitable media Water, Oil and gas.


Main material list

part material
body Chloroprene rubber, Neoprene, NBR & EPDM rubber, etc.
seat ring NBR / EPDM
seat metal


Features & Benefits
• Packaged in pallet box containers or on pallets, adequately protected for shipment.
• Each valve is individually tested.
• Various materials and services available to meet your unique requireme



Mainly used in water systems,drainage systems,outlet of water pumps and upgrading the pumping station and liquid aeration system.Rubber flange and valve body are as a whole, so the installation is very convenient.The valve body is designed with a full rubber, which will not cause siltation and stickin. It reduces the maintenance cost, and allow the solid particles to pass smoothly.

Non Leakaging Pool Check Valve Long Service Life Anti Corrosion DN50-DN3000 Diameter 0

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