One Way Brass Spring Loaded Check Valve External Thread Vertical Mount Household Plumbing Non-return Valve

Made of EU CW617N brass material, rust-proof and corrosion resistant, fit cold/hot water and low-temperature liquid medium.

Built-in spring loaded disc design, medium forward flow pushes disc open automatically; backflow closes valve instantly to avoid water reverse.

Vertical installation only, spring assists quick closing, small body size saves pipeline installation space.

DIN standard BSP male thread, precise thread tooth, easy to screw into pipe fitting without extra adapter.

Spring-assisted instant closing structure effectively reduces pipeline water hammer impact, protect water pump and pipeline accessories from damage.

Hexagonal middle union bonnet design, easy to unscrew to clean internal dirt or replace spring without cutting pipeline.

High precision PTFE/NBR sealing gasket fitted inside, tight closing even under low water pressure, zero leakage in rated working condition.

Optimized inner streamline cavity, small flow resistance, little flow loss during medium passing, improve pump water delivery efficiency.

Mini compact body structure, suitable for narrow installation space of water heater, booster pump, floor heating manifold branch pipe.

Qingdao Yida Tongtu Machinery Technology Co., Ltd., in the beautiful coastal city of Qingdao. Specializing in high-growth ventures such as valves and power equipment, the company is dedicated to providing comprehensive solutions for industries including petroleum, chemicals, and water utilities, empowering clients to grow and achieve success.
We are a cutting-edge trading enterprise specializing in one-stop industrial valve matching, deeply cultivating gate valves, globe valves, ball valves, check valves, butterfly valves, etc. Our main products include American standard API, German standard DIN, and Japanese standard JIS, suitable for various industries such as chemical, petroleum, gas, power, metallurgy, etc.
We selects qualified factories from the source, strictly controls product quality, adheres to the direct supply mode, and relies on the advantages of a streamlined and efficient team to achieve rapid implementation of customer demands. At the same time, we can provide customers with standard spot goods, non-standard customization, OEM, project batch matching, and a complete set of export documentation services, becoming a long-term stable valve procurement partner for customers with professionalism, reliability, and high cost-effectiveness.

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