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410 results
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What is a Heat Pump and When Should You Make the Switch? | Massachusetts | Mass SaveDecember 17, 2025
Learn what a heat pump is and when you should consider switching to it. Find out about ways you can save energy with heat pumps while using rebates
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The Benefits of Switching to a Heat Pump Water Heater | Mass SaveFebruary 4, 2026
Upgrade to a heat pump water heater for enhanced efficiency and savings. Discover how to make the switch and improve your home's energy use.
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Simple Ways to Improve the Efficiency of your Commercial HVAC System | Massachusetts | Mass SaveMay 18, 2026
Improve the energy efficiency of your commercial HVAC with small, practical upgrades that boost performance, reduce strain, and support long-term system reliability.
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Before you turn on the AC: 5 ways to reduce cooling costs this summer | Massachusetts | Mass SaveJuly 2, 2026
Try these five smart ways to reduce cooling costs, improve comfort, and use energy more efficiently before you turn on the AC this summer.
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Mass Save Community Education GrantFunding and support for energy efficiency education and engagement.
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School Activities and ResourcesTools and funding to help educators bring energy efficiency into the classroom.
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Seal in Your Savings: Why Insulation and Air Sealing Matters for the Heating Season | Massachusetts | Mass SaveNovember 14, 2025
Now’s the time to insulate. See how improving your home’s insulation and air sealing boosts comfort, reduces energy use, and helps you save for the heating season.
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Carlisle Kids' House | Case Studies | Mass SaveCarlisle Kids’ House is a nonprofit childcare center in Carlisle, Massachusetts, serving toddlers through fifth grade students with year-round programming as well as summer camp. When Executive Director Kristin Tully stepped into her role, she assumed responsibility of a building with more than a decade of deferred maintenance and soon turned her attention to identifying opportunities for long‑term energy savings and operational efficiency.
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A step-by-step guide to small business building electrification | Massachusetts | Mass SaveJuly 27, 2026
Learn how building electrification replaces fossil fuel systems with efficient electric solutions that can lower emissions and improve energy performance.
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Efficient Audio | High Efficiency Speakers | Efficient SpeakersSwitch to ENERGY STAR® certified audio products and enjoy the sweet sound of savings.