minus-squarenowwhatnapster@lemmy.worldtoHome Improvement@lemmy.world•First time ever installing a water heater, or doing any plumbing...linkfedilinkarrow-up1·1 year agoIf you are on municipal water and there is no check valve between you and the water meter then the municipal water supply is acting as the expansion tank. It may not be to code in your area but that’s how many homes were built in the past. linkfedilink
If you are on municipal water and there is no check valve between you and the water meter then the municipal water supply is acting as the expansion tank. It may not be to code in your area but that’s how many homes were built in the past.