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Watts Relief Valves

Relief Valves for residential applications to protect domestic storage tanks, tankless water heaters, radiant or solar heating systems against excessive pressure and/or temperature. Bronze body construction with ¾” NPT male inlet and ¾” NPT female outlet connections and test lever.

100XL4 3/4" Self Closing Temperature & Pressure Relief Valve

Part No: 0066100

$17.52 each


Toll Free: (866) 361-4782

Fax: 206-274-1501

17420 Vashon Hwy SW
PO Box 2270
Vashon, WA 98070

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