Tens of thousands of Mainers own heat pump water heaters. They’re popular because they produce lots of hot water, help dehumidify, and can save more than $500 per year in electricity.*  PAY AS LITTLE AS $449NO-COST LOW INCOME WATER HEATER Heat pump water heaters work like air conditioners, but rather than moving heat from the room to the outdoors, they … Continue reading Heat Pump Water Heaters