Service Area › Westchester County
Duct Leakage Testing in Cortlandt, NY
Fast scheduling · Signed report on-site · Contractor pricing
Serving Cortlandt HVAC Contractors
The Town of Cortlandt, encompassing Cortlandt Manor and Montrose, is one of northern Westchester's largest towns by area, with a substantial volume of single-family HVAC replacement work across its varied residential communities.
Cortlandt stretches from the Hudson River east to the Taconic corridor, covering a diverse mix of neighborhoods. Cortlandt Manor's established subdivisions feature 1960s–1980s colonials and raised ranches with aging duct systems. The Montrose area along Route 9A sees steady renovation activity. The town's relatively large lot sizes and varied topography mean duct systems often include long trunk runs through basements and crawl spaces, making proper sealing critical for passing the leakage test.
Westchester Duct Testing provides residential duct leakage testing for HVAC contractors throughout Westchester County. 35–40 minutes from our Harrison office. We show up, run the test, and hand you the signed report before we leave.
Cortlandt at a Glance
- Population
- 42,000
- Municipality type
- Town of Cortlandt
- ZIP codes served
- 10567, 10547
- Typical housing
- Mix of 1960s–1980s colonials, split-levels, and newer subdivisions
Local Building Department
Town of Cortlandt Building Department
Phone: (914) 734-1080
Test report must be submitted with final inspection documentation for all HVAC permits involving new ductwork.
Common Projects in Cortlandt
- ✓Full duct system replacement
- ✓Multi-zone HVAC installation
- ✓New construction duct installation
Code Requirements
The 2025 ECCCNYS requires duct leakage testing for all residential duct installations, including retrofits (R503.1.2). Maximum allowable leakage: ≤ 4 CFM per 100 sq ftof conditioned floor area at 25 Pa (≤ 3 CFM/100 sf at rough-in without AHU). Full test process details →
Schedule a Test in Cortlandt
Call to schedule or submit the form online.
We Also Serve Nearby Communities
Duct testing in Cortlandt?
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