Blower Door Testing in Grafton, MA
RESNET and BPI-certified blower door air leakage testing for new construction, Mass Save programs, and MA Stretch Code compliance in Grafton, MA.
Professional Blower Door Testing Services in Grafton, Massachusetts
RESNET and BPI-certified blower door air leakage testing for new construction, Mass Save programs, and MA Stretch Code compliance in Grafton, MA. We measure air infiltration in CFM50 and ACH50 — the standard metrics required for Stretch Code compliance.
New construction in Grafton must achieve 3.0 ACH50 or less under the MA Stretch Code. Our certified test results are accepted by all Massachusetts building departments, utilities, and Mass Save program administrators.
Our Blower Door Testing Process in Grafton
- Free Quote: Contact us for a transparent quote for blower door testing in Grafton. Package pricing with HERS Rating available.
- Schedule Test: We schedule at a time convenient for your construction timeline — including intermediate tests during framing.
- On-Site Testing: Our certified technician installs the blower door fan and records CFM50 and ACH50 measurements.
- Report Delivery: Certified blower door report delivered within 24 hours — ready for permits, Mass Save, and HERS Rating.
Related Services in Grafton
HERS Rating in Grafton
Blower door testing is included in every HERS Rating.
Learn More →Duct Leakage Testing in Grafton
Often scheduled together to minimize mobilization costs.
Learn More →MA Stretch Code in Grafton
Full IECC 2021 compliance — blower door is required at 3.0 ACH50.
Learn More →Frequently Asked Questions — Blower Door Testing in Grafton
How much does blower door testing cost in Grafton, MA?
Blower door testing pricing in Grafton: Single-family homes $1,850–$2,500 (when combined with HERS Rating) · Standalone blower door tests start from $350. Contact us for a free quote — package pricing available when combined with duct leakage testing and HERS Rating.
What is the blower door requirement in Grafton?
New residential construction in Grafton under the MA Stretch Code must achieve 3.0 ACH50 or less. The IECC 2021 base code requires 5.0 ACH50 or less.
How long does a blower door test take in Grafton?
The on-site blower door test in Grafton takes 1–2 hours. We deliver your certified test report within 24 hours.
Is blower door testing required for Mass Save rebates?
Yes. Blower door testing is required for Mass Save air sealing and insulation rebates in Grafton. Our certified results are accepted by all Mass Save program administrators.
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Schedule Blower Door Testing in Grafton
Contact HERS Rating Company for a free quote on blower door testing in Grafton, MA. RESNET and BPI-certified, 24-hour turnaround.