Water Heater Check Valve
I have the one valve system to winterize. Getting antifreeze in the hot water tank & need to change the check valve or backflow preventer at the top of the tank where the hot water comes out. Has an...
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Just replaced mine. Gently used a impact wrench to take it out. Held my breath but it broke loose by just barely pulling the trigger. Why they put brass into aluminum I'll never know. Bought new valve off Ebay for about $8 with free shipping
