Energy Efficient New Construction Massachusetts: Top Tips from HERS Raters
Building a new home in Massachusetts? Our certified HERS Raters share the top strategies for energy-efficient construction that meets or exceeds the MA Stretch Code 2021.
MA Stretch Code vs Base Energy Code: What Massachusetts Builders Must Know
What is the difference between the MA Stretch Code and the base energy code in Massachusetts? Learn which applies to your project and what extra requirements the Stretch Code adds.
What Is a HERS Score? Massachusetts Guide for Builders and Homeowners
What does your HERS score mean? Learn how the HERS Index works, what score you need for MA Stretch Code compliance, and how to lower your score.
HERS Rating Boston MA: Certified HERS Raters Serving Greater Boston
Need a HERS Rating in Boston, MA? HERS Rating Company is a certified RESNET and Mass Save-approved HERS Rater serving Boston and Greater Boston for new construction.
Mass Save New Construction Rebates 2026: How to Maximize Your Incentives
Mass Save offers significant rebates for energy-efficient new construction in Massachusetts. Learn how much you can earn and how to qualify with a HERS Rating.
How to Choose a HERS Rater in Massachusetts: What to Look For
Not all HERS Raters are the same. Learn what to look for when hiring a certified HERS Rater in Massachusetts for new construction energy code compliance.
HERS Rating vs Energy Star: What Massachusetts Builders Need to Know
HERS Rating vs Energy Star certification — what is the difference and which does Massachusetts require? Learn how these two programs relate under the MA Stretch Code.
Duct Leakage Test Massachusetts: Requirements, Cost & How It Works
Complete guide to duct leakage testing in Massachusetts. MA Stretch Code 2021 requires 4 CFM25 per 100 sq ft. Learn cost, process, and what to do if you fail.
Massachusetts Net Zero Building Requirements: What Developers Need to Know
Massachusetts is pushing toward net zero buildings. Learn what the MA Stretch Code, BERDO, and net zero requirements mean for new construction developers in 2026.
Blower Door Test Pass or Fail Massachusetts: What You Need to Know
What happens if your Massachusetts home fails a blower door test? Learn the passing threshold, common failure causes, and how to fix air leakage before your retest.