This is why I ended up purchasing a "hybrid" water heater [primarily uses a heat pump to heat water]. After the first couple years, the substantial energy savin

This is why I ended up purchasing a "hybrid" water heater [primarily uses a heat pump to heat water]. After the first couple years, the substantial energy savings ends up meaning "free hot water" after just a few years of ownership. Costs about 2x a "normal" water heater, but uses 4x less energy.