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43 results

• Air Barrier and Insulation Installation

  Updated air sealing and insulation installation based on IECC 2021.

• Insulation and Air Sealing | Residential | Mass Save

  Making air sealing and insulation upgrades are two of the most cost-effective ways to boost efficiency and save money.

• Mass Save | Pipe Insulation

  Insulating hot water and steam pipes reduces heat loss and saves energy. Optimize steam or hydronic systems by adding pipe insulation to drive the highest savings.

• Air Sealing and Insulation Installation

  Air sealing and insulation updates for the new energy code.

• Mass Save | Building Insulation & Weatherization

  The Sponsors of Mass Save are offering incentives for business owners to upgrade the insulation in their attics and walls, and seal air leakage in their attics.

• Mass Save | Building Insulation & Weatherization

  The Sponsors of Mass Save are offering incentives for business owners to upgrade the insulation in their attics and walls, and seal air leakage in their attics.

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  Seal in Your Savings: Why Insulation and Air Sealing Matters for the Heating Season | Massachusetts | Mass Save

  November 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.

• Mass Save | Water Heating & Pipe Insulation 

  Hot water costs can add up quickly—especially in a business. Upgrade to higher- efficiency systems to lower heating expenses, decrease equipment maintenance time, lower greenhouse gas emissions, and create a comfortable work environment.

• MA - R3.1 Residential Air Barrier and Insulation Installation

  Part 1 of this course will be framed around the 2021 IECC Air Barrier and Insulation Installation criteria found in Table R402.4.1.1 with photos and graphics to illustrate noncompliant and compliant installation of critical details.

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  George Downie Home – West Springfield | Case Studies | Mass Save

  A no-cost Home Energy Assessment helped George Downie improve insulation and efficiency, cutting electric bills by 30% and saving over $1,000 annually with incentives.