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Find similar grantsEfficiency Maine Rebates (Heat Pump Water Heaters) is sponsored by Efficiency Maine Trust. Efficiency Maine offers rebates for heat pump water heaters as an instant discount at participating distributors and retailers. This funding aims to increase the adoption of heat pump technology and reduce energy bills for Maine households.
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Heat Pump Water Heater Incentives - Efficiency Maine Biomass Boilers and Furnaces Geothermal Heat Pump Rebates Income-Based Eligibility Verification Residential Forms and Brochures Best Heat Pump Water Heater Deals Compare Your Home’s Overall Energy Efficiency Compare Home Heating Costs Compare Water Heating Costs Electricity Monitor Loaners Lighting Savings Calculator Heating, Ventilation, and Air Conditioning (HVAC) Multifamily Weatherization Heating, Ventilation, and Air Conditioning (HVAC) Multifamily Weatherization Architecture and Engineering (A&E) Firms Become A Qualified Partner Commercial Heating Calculator Commercial and Industrial Prescriptive Incentives Commercial and Industrial Custom Commercial Property Assessed Clean Energy (C-PACE) Small Business Energy Loans Virtual Customer Consultations Commercial Property Assessed Clean Energy (C-PACE) Long-Term Care Facility Loans Mobile Home Initiative Loans Small Business Energy Loans Residential Forms and Brochures Resources for Municipalities Limited time offer until 6/30/2026 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. * Click here to learn more about this technology, including installation considerations. For information on heavy duty commercial heat pump water heaters, click here .
Efficiency Maine offers five ways to get the best pricing in Maine: Home Depot – $349 after $1,200 instant discount ** Granite Group – $349 after instant discount Lowe’s – $350 after $1,200 instant discount ** Selco – $399 after instant discount Plumbers can get an instant discount from participating distributors . Heat pump water heaters purchased without an instant discount qualify for a $1,150 mail-in rebate.
*Compared to a traditional electric water heater as shown on Efficiency Maine’s Compare Water Heating Costs calculator as of 5/21/2026. Your results may differ. **Prices of 50-gallon heat pump water heaters as of 5/21/2026.
To get an instant discount at Lowe’s or Home Depot, scan in-store QR code or follow the link listed on the in-store displays. If using mail-in rebate form , it must be emailed or postmarked within six months of purchase and a copy of receipt/invoice from retailer or wholesaler (not installer) showing purchase date, price, and model number must be attached.
New and installed in Maine ENERGY STAR ® certified of any tank size Unit does not need to be installed by a Residential Registered Vendor. W-9 needed if mail-in rebate is for a business Efficiency Maine instant discounts cannot be combined with Efficiency Maine mail-in rebates. One heat pump water heater rebate or instant discount per installation address per calendar year.
Incentive not to exceed purchase price. Instant discount only valid at participating distributors and retailers. Efficiency Maine does not guarantee product performance.
Program is subject to change or termination without notice. Incomplete information may delay or disqualify your rebate. Mail-In Rebate Claim Form Frequently Asked Questions
According to the current listing, eligibility includes: Eligible Maine households purchasing heat pump water heaters at participating retailers and distributors. Confirm the full requirements in the official notice before applying.
The current listing shows over $1,000 (provided as an instant discount). Verify award ceilings, matching requirements, and allowable costs in the official notice.
Efficiency Maine Rebates (Heat Pump Water Heaters) is funded by Efficiency Maine Trust. Verify program details on the funder's official page before applying.
This opportunity targets applicants in Maine. If your organization operates elsewhere, check the official notice for location requirements.
Start from the official opportunity page linked in this listing — it carries the sponsor's submission instructions.
Small Business Innovation Research (SBIR) Program Phase I is sponsored by U.S. Environmental Protection Agency (EPA). The EPA SBIR Phase I Solicitation invites small businesses to submit proposals for projects addressing critical environmental challenges. Awards are for six months to demonstrate proof of concept. Key focus areas include Clean and Safe Water, Air Quality and Climate, Homeland Security, Circular Economy/Sustainable Materials, and Safer Chemicals.
Parkland Acquisitions and Renovations for Communities (PARC) Grant Program is a grant from the Massachusetts Executive Office of Energy and Environmental Affairs that funds the acquisition and development of public parkland and outdoor recreational facilities. Eligible applicants include Massachusetts cities of any size and towns with 35,000 or more year-round residents that have an established park or recreation commission and an approved Open Space and Recreation Plan. Smaller communities may qualify under small town, regional, or statewide provisions. Awards reach up to $425,000, with a deadline of July 8, 2025. The program supports community green space, conservation, and recreational access across the Commonwealth.
Bats for the Future Fund is a grant from the National Fish and Wildlife Foundation (NFWF), in partnership with the U.S. Fish and Wildlife Service, that funds efforts to slow or halt the spread of white-nose syndrome (WNS) disease and support the recovery of affected bat populations in North America. Funded projects may address disease treatment, habitat conservation, population monitoring, or public education strategies that contribute to bat species survival. Additional support is provided by NextEra Energy Resources through its charitable foundation. Eligible applicants include researchers, nonprofits, universities, and government agencies with relevant conservation expertise. Awards range from $50,000 to $250,000, with the 2025 deadline on August 14, 2025.