One way to extend the life of your Rheem water heater and keep it running efficiently is to periodically drain and flush the tank. Over time sediment builds up inside the tank, which can cause performance issues. The interval between flushing depends on the hardness of your water. Most water...
the water.This works even when the air is relatively cold (down to freezing). These are called eitherheat pumpwater heaters orhybridwater heaters. (The "hybrid" name is from the fact that there's a backup element to heat the water by electricity when there's not enough heat in the air...