Mass Save is offering up to $60,000 for renovation & addition projects that meet the Tier 2 requirements in their new 2025 Renovation & Additions Incentive Program. It’s a great time to make the switch to all-electric!

The Mass Save 2025 All-Electric Home Program and the Critical Role of HERS Raters The Mass Save All-Electric New Construction Home Program, supported by various energy sponsors in Massachusetts, is designed to revolutionize how new homes are built—emphasizing energy efficiency from the ground up. The program offers substantial incentives, potentially up to $40,000, to encourage […]

On 7/1/24 there will be major changes to the HERS requirements & on 9/30/24 Mass Save will no longer be able to issue incentives for fossil fuels.

Climate change is the existential crisis of our time and Embodied Carbon plays a major role. Learn about why it matters and how you can help make a difference.

Whether you have performance goals, need to meet code compliance or are interested in incentives through the Mass Save® program, learn how a HERS Rating can help you.

Has the city or town you are building in adopted the Stretch Energy Code? Check out our Stretch Code Q&A article to learn more.

Performance testing is integral to the HERS Rating process.  Learn how this suite of tests allows us to quantify the performance characteristics of your home.

Learn how AeroBarrier™ can significantly improve your indoor air quality and reduce your heating and cooling costs.

Curious about what goes into a RESNET HERS Rating? Check out the video we did with NS Builders to find out!

The Energy Policy Act (EPACT) 45L tax credits of $2000 per qualified residential unit are back! Call us at 508-833-3100 to learn more.

There are new energy code requirements for high rise buildings. All new 4 & 5 story buildings now require a HERS rating for every unit. Click to learn more.

We perform a blower door test on Episode 4 of This Old House’s 2020 Idea House Build: Cottage on the Cape series!