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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.

  • Pre-Weatherization Barrier Mitigation | Building Insulation & Weatherization | Mass Save

    Remove asbestos, vermiculite, and knob and tube wiring to allow for weatherization installation.

  • The Power of Water: How to Make Every Drop Count

    April 6, 2017

    Mass Save strives to provide you, our reader, with ways to save energy while properly heating and cooling your residence, whatever the season. Usually, these tips are specific to insulation, light bulbs, thermostats, and heating and cooling. However, here’s another topic that you may not hear as much about: water. Cutting your water usage—especially hot water—by just a small percentage can save a significant amount of money, no matter the season! Imagine, saving money and energy while reducing your carbon footprint all with a few small changes in your daily life.

  • Residential (R2.3) 2023 Massachusetts Existing Buildings Alterations

    This module covers Existing Building Alterations to buildings 1000 sqft and under, and 1000sft and over, Stretch Code Introduction & Updates and HERS Permit & CO Requirements, repairs and Solar Ready.

  • Get the Most Out of Your Dishwasher

    April 6, 2017

    Has your dishwasher been acting strangely lately? Are your dishes not getting completely clean – or clean at all? Before you run out and think about buying a new dishwasher, let’s go over a few things you can try with your current model to get the most out of it.insulation improvements.

  • Encore Presentation Commercial Stretch Code Part 1 Overview

    Encore presentation of the commercial stretch code training offered in July 2023 Learn how to accommodate the requirements due to code updates. Gain knowledge of how to work with the Thermal Bridge and Derating requirements for Exterior Wall Insulation. Learn the documentation requirements for the new Thermal Distribution Efficiency Index. Comprehend how the changes from the previous code relate to the energy goals of the commonwealth.

  • Massachusetts Home Energy Services | Free Energy Audits for Your Home

    No-cost on-site assessments and energy saving products. 90 percent off up to $3,000 toward recommended insulation improvements for each individual unit if all eligible units participate in a 1-4 unit building.

  • 0% Interest Financing | Residential | Mass Save

    Check your eligibility for a 0% interest loan on a new heating system, water heater, central air conditioner, heat pump, or insulation.

  • Direct Weatherization Independent Installation Contractor | Find a Contractor | Mass Save

    If you already know what upgrades you're looking to make and you are looking to access quick incentives, you may access direct incentives for insulation and/or air sealing upgrades. You can skip the assessment and work with Direct Weatherization Independent Installation Contractor to scope out your project and access incentives.