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  • Where the Most Energy is Used in Your Home and How to Save | Massachusetts | Mass Save

    March 13, 2026

    Learn where the most energy is used in your home and discover the biggest opportunities to save, plus tips on efficiency upgrades, insulation, air sealing, and rebates.

  • Contact Us | Contact Mass Save® | Mass Save

    Mass Save® is a collaborative of Massachusetts’ electric and natural gas utilities and energy efficiency service providers including Berkshire Gas, Cape Light Compact, Eversource, Liberty, National Grid, and Unitil. We empower residents, businesses, and communities to make energy efficient upgrades by offering a wide range of services, rebates, incentives, trainings, and information.

  • EV Charging Equipment & Accessories | Mass Save

    Eversource, National Grid, and Unitil are proud to support the electric vehicle (EV) movement — helping create a cleaner environment with lower emissions.

  • Multi-Family Energy Efficiency Saving Assessments

    Own or manage a property with five or more units? Save energy with a no-cost Multi-Family Energy Assessment from Mass Save®.

  • Spring Home Energy Checklist

    April 6, 2017

    Although it might not quite feel like it, spring has sprung in New England and the warmer weather is here!You should take a second to ask yourself if your house is ready for spring.

  • Energy Efficiency Appliance Checklist

    April 6, 2017

    Well-maintained appliances typically have long life expectancies, slowly wearing down over time with prolonged usage. The deteriorating health of your appliances can easily sneak up on unsuspecting homeowners. People often overlook how dated their appliances are until things start breaking.

  • Electric Cooktops

    Replace a natural gas or propane stove with an electric radiant or induction cooktop and get up to a $500 rebate.

  • Three Quick Tips for Cutting Energy Waste

    April 6, 2017

    Lowering energy waste is a great way to save money, yet sometimes you don’t realize just how much energy your lighting and appliances are wasting. We traveled across Massachusetts to test people’s knowledge of common sources of energy waste around the house, and to share some tips for avoiding this excess energy use. Check out the video below, and read our three quick tips for cutting energy waste, to see whether you’re missing out on these opportunities to save energy and money.

  • 7 Tips for Operating Your Mini-Split Heat Pump in the Summer

    June 25, 2018

    To get the most out of your mini-split heat pump system, check out these seven tips to maximize it’s efficiency, lower energy costs, and enhance your comfort during the summer months.

  • Using your Brainpower to Maximize your Energy

    April 6, 2017

    It’s that time of year again - time to get all your books lined up, check your schedules, and start prepping for the back to school routine. Whether you are sending your kids off to school, preparing your college student for their new digs, or going back to school yourself, we know you have a lot on your mind. Luckily, we’ve prepared some energy savings tips to help get you prepared for the upcoming school year.