PP Viton Duckbill Check Valves

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1/8" PP Viton Duckbill Check Valve with out Hose Barb


Quick Detail:


1/8" Duckbill check valve


Tube ID φ2.5-3.0mm

Use with liquids and gases for pressure or vacuum applications

Products are 100% factory tested

Professional manufacturer of check valve

Flow Control 1/8" PP Viton Duckbill Check Valves with out Hose Barb





Check valves are used to prevent flow of fluid (gas or liquid) in one direction and allow flow in the other direction.


1. Prevents damage to equipment, pumps, and flow systems by preventing backflow

2. Tubing barbed check valves are for an inert high purity smooth and clear flow path.

3. Use with liquids and gases for pressure or vacuum applications.

4. The check valves has a low pressure drop and can be specified with a wide variety of cracking pressures


1. Four  port sizes. (Inside diameter of the tube in which it fits) ,1/16”, 2/16”, 5/32" and 3/16" .

2. Three housing materials.  polypropylene, POM and PVDF.

3. Three duckbill material of EPDM, FKM and Silicone





Widely used in household appliances, ozone disinfection, medical devices, fuel system, agriculture machine, analytical instruments, ink supply system, cycle refrigeration, beverage Industry and so on.





Body material


Duckbill material


Tube ID


opening pressure


Aback pressure

> 2Kpa



valve inside




Competitive Advantage:


1. We offer competitive pricing and reliability because we are the manufacture. 

2. If your design requires a unique configuration, we will be pleased to quote  your needs.

3. plastic materials can save money for you and are simple, compactultrasonic welding to connect more firmly

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Ms. Joyce
Tel: 86-10-89571986
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Beijing Sihai Xiangyun Plastic Parts Co., Ltd
Gaogezhuang village ,SongzhuangTown, Beijing, China (Mainland)
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