Heat Pump Water Heater

Calculate annual energy and cost savings from installing a heat pump water heater in Massachusetts, using Mass Save TRM deemed savings values.

Water Heater Details

Select what type of water heater you currently have.

Tank SizeSmall (<55 gal) uses electric resistance baseline. Large (55+ gal) uses HPWH baseline per federal standards.

Home Details

Home Heating FuelThe fuel that warms the air in your home (space heating) — not your water heater.

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Heat Pump Water Heater

Calculate annual energy savings from installing a heat pump water heater in California, whether you're replacing an electric, gas storage, or gas tankless water heater. Uses deemed savings from the California eTRM.