Unlock the full potential of your multi-family property and enhance tenant satisfaction and property value. Leverage Mass Save incentives, rebates, and energy efficient solutions, including Wi-Fi thermostats and high-performance heat pumps. These upgrades not only optimize energy use but also improve comfort. Start with a no-cost energy assessment, where a qualified Energy Specialist will identify energy-saving upgrades and help you access eligible incentives.
If you are a renter of a building with 5+ units, refer your building owner or property manager to this information or have them call 800-594-7277 to learn more. As a renter, explore the ways you can save energy in your home.

Based on your energy assessment, you may qualify for instant incentives and rebates on energy-saving improvements, including:
- No-cost air sealing
- Up to 100% off insulation
- Rebates on high efficiency heating, cooling and water heating equipment—such as heat pumps and controls
- Programmable and Wi-Fi thermostats
- Water-saving devices, including low-flow showerheads, faucet aerators and pipe wrap
- Occupancy sensors
- 0% HEAT Loan financing for condos and owner-occupied units on a residential rate
You may qualify for other energy-saving improvements based on your property and the results of the assessment. Additionally, based on income, enhanced incentives may be available for heating and cooling equipment and weatherization barrier removal.
- Ensure you meet the eligibility criteria by viewing the eligibility tab.
- 50% or more of the tenants are at the designated income levels, you may also be eligible to receive services through the Income Eligible Multi-Family Retrofit Program.
- Submit an interest form or call 800-594-7277 to schedule a multi-family energy assessment.
- These offers are for multi-family properties with 5+ units. Energy assessments are also available for 1-4 unit buildings.
- If 50% or more of the tenants are at the designated income levels, you may also be eligible to receive services through the Income Eligible Multi-Family Retrofit Program.
- Eligibility for certain rebates and incentives are based on findings from the energy assessment.
- Some restrictions apply and offers are subject to change or cancellation.