GE GeoSpring 80-Gallon Regular 10-year Limited Warranty 4500-Watt Double Element Electric Water Heater with Hybrid Heat Pump in the Water Heaters department at Lowes.com
Hybrid Water Heaters
Installing an AO Smith Hybrid Heat Pump Water Heater - YouTube
Rheem Hybrid Heat-Pump Water Heater, Thoughts after the First Month - YouTube