Duct Leakage Testing in Sudbury, MA
RESNET-certified duct leakage (duct blaster) testing for new construction, HERS Ratings, Mass Save programs, and MA Stretch Code compliance in Sudbury, MA.
Professional Duct Leakage Testing Services in Sudbury, Massachusetts
RESNET-certified duct leakage testing for new construction, HERS Ratings, Mass Save programs, and MA Stretch Code compliance in Sudbury, MA. We measure total duct leakage and leakage to outdoors — the two metrics required by all Massachusetts energy codes.
New construction in Sudbury with forced-air HVAC must achieve total duct leakage of 4% or less of system airflow under the MA Stretch Code. Our certified reports are accepted by all Massachusetts building departments and Mass Save administrators.
Our Duct Leakage Testing Process in Sudbury
- Free Quote: Contact us for a transparent quote for duct testing in Sudbury. Package pricing with HERS Rating available.
- Schedule Test: We schedule your duct blaster test at a convenient time — including pre-drywall tests.
- On-Site Testing: Our technician connects the duct blaster fan and records total leakage and leakage-to-outside.
- Report Delivery: Certified duct leakage report delivered within 24 hours — ready for permits, Mass Save, and HERS Rating.
Related Services in Sudbury
HERS Rating in Sudbury
Duct leakage testing is included in every HERS Rating.
Learn More →Blower Door Testing in Sudbury
Often scheduled together to minimize mobilization costs.
Learn More →MA Stretch Code in Sudbury
Full compliance: HERS 55, ACH50 3.0, duct leakage 4%.
Learn More →Frequently Asked Questions — Duct Leakage Testing in Sudbury
How much does duct leakage testing cost in Sudbury, MA?
Duct leakage testing pricing in Sudbury: Single-family homes $1,850–$2,500 (when combined with full HERS Rating package) · Standalone duct tests start from $250. Contact us for a free quote — package pricing available with blower door testing and HERS Rating.
What is the duct leakage limit in Sudbury?
Under the MA Stretch Code, total duct leakage in Sudbury must be 4% or less of system airflow. The IECC 2021 base code allows up to 8%. Leakage-to-outside must be 4 CFM25 per 100 sq ft under both codes.
How long does duct leakage testing take in Sudbury?
The on-site duct blaster test in Sudbury takes 1–2 hours. We deliver your certified report within 24 hours.
Is duct leakage testing required in Sudbury?
Yes. Duct leakage testing is required for new residential construction with forced-air HVAC in Sudbury under both the MA Stretch Code and IECC 2021 base code, and as a component of every HERS Rating.
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Schedule Duct Leakage Testing in Sudbury
Contact HERS Rating Company for a free quote on duct leakage testing in Sudbury, MA. RESNET-certified, 24-hour turnaround.