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The Watts 0556030 Series LFN36 1/2 in. Brass Vacuum Relief Valve prevents vacuum conditions that could damage water equipment. Featuring a lead-free brass body, this valve is ideal for low pressure steam and water service. The valve automatically allows air into the system to prevent siphoning.
Suitable for domestic water heaters, supply tanks, and low pressure steam systems. Complies with ANSI Z21.22 and CSA certified.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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