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Pre-action valve (Groove type)

feature

1. Preaction valves are firefighting valves for use on sites where there is a risk of freezing.
If leakage occurs in the secondary side of the valve, problems such as freezing and fire alarm may occur.
This product has a special structure clapper (invention patent registration) to prevent leakage.

2. It is convenient to use by internal recovery spring without any recovery mechanism.

3. As it is made of ductile casting, rigidity and durability are guaranteed and external piping is minimized.
This saves installation space and improves workability, making it economical.

4. Satisfies the on-site installation requirements by assembling and supplying the highest quality lug butterfly valves on the primary and secondary sides.

5. It has been awarded the Korea Safety Technology Award and has been recognized by the country for its quality.