- On/off timers will shut down your water heater during slack demand times.
- Thermostats set down to 120 degrees avoid unneeded heating.
- Heat traps reduce standby energy loss by keeping cooler water in the pipes from returning to the holding tank.
- Hot water insulation jackets can cut energy usage by up to 45% with a payback of about half a year.
- Combination systems connect your water heater to your boiler or heat pump to multi-task expended energy.
- Heat pump water heaters save on electricity by working like a refrigerator in reverse, pulling heat from outside air.
- Electric resistance water heaters are more efficient than fossil-fuel models and require no venting.
- Tankless water heaters eliminate the need for constantly reheating a holding tank.