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  • Energy Saving Tips for Easy Ways to Save

    Wiser energy use starts with these 10 areas in your home.

  • Gentex Optics – Dudley | Case Studies | Mass Save

    High-efficiency chiller upgrades helped Gentex cut electrical use 73%, save $142,000 annually, and improve manufacturing performance with utility incentives.

  • Sekisui Voltek LLC | Case Studies | Mass Save

    Sekisui Voltek, is the leading manufacturer of crosslinked polyolefin foam in North America. Their Massachusetts manufacturing facilities were able to find an energy-efficient replacement for their compressed air system by partnering with the Sponsors of Mass Save.

  • Save Now and Shop Energy-Efficient Equipment

    What to know before you buy

  • R2.1 Residential Existing Buildings Overview (Part 1)

    Residential renovations, alterations, repairs, and additions make up the largest portion of building permit applications; yet there is confusion as to when the new energy code requires HERS ratings on these projects and when it does not. Part 1 of this course will provide an overview of the new requirements for existing residential buildings.

  • C2.2 Derating and Thermal Bridging

    This specialized course delves into the critical aspects of thermal bridging and derating within the framework of the commercial provisions of the Massachusetts Stretch Energy Code. Participants will explore the intricacies of these concepts and learn how to navigate the code's requirements to achieve optimal energy performance in commercial building design and construction.

  • C2.3 Commercial Air Leakage Testing

    This specialized course is tailored for professionals in the construction and building compliance sector seeking in-depth knowledge of the air sealing and air leakage testing requirements specific to the commercial provisions of the Massachusetts Stretch Energy Code. Participants will explore the intricacies of code compliance, focusing on key elements related to air barrier systems and leakage testing for commercial buildings.

  • C2.1 Commercial Air Barriers Overview and Introduction to Thermal Bridging

    This training course delves into the intricacies of the Massachusetts Energy Stretch Code, focusing specifically on its application in the context of air barriers and thermal bridging. Participants will gain a deep understanding of how the MA Stretch Energy Code influences building performance, energy efficiency, and compliance requirements.

  • Drury Home – Greenfield | Case Studies | Mass Save

    Home insulation upgrades and a switch to heat pump technology helped Travis cut energy costs, improve comfort, and lower his home’s carbon footprint.

  • All Electric Home – Acton | Case Studies | Mass Save

    Designed to meet Passive House standards, the all-electric home achieved 0.59 ACH50, ultra-low energy demand, and net-zero-ready performance with solar and battery backup.