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Type：Silent Check Valve (402)
Class：Valve Products
Application:
The Watts 402 Silent Check Valve is designed to realize automatic
opening and closing the Disc, relying on the media itself flow. It is
used to prevent the medium backflow, and also known as non-return
valve, one-way valve and reflux valve. The valve is suitable for water
supply and drainage systems, high-rise building pipe network, and
widely used in the pipeline of pump discharge.
Features:
1. Operates horizontally or vertically;
2. Minimum head loss;
3. Silent, reliable sealing, compact;
4. Exceptional robustness;
5. Does not generate hammering;
6. long back axial guiding for reduced displacement of disc;
7. Flange notch provided for cable to submerged pumps until DN 100.
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