Duct Leakage Testing

Get duct leakage testing in Texas for final inspections, closeout, and energy code
documentation.

Duct leakage testing measures how much air escapes from a building’s duct system.
This test confirms whether the system meets IECC and local code requirements and
helps identify installation issues that may affect efficiency or comfort.

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TEST METHOD

What Is Duct
Leakage Testing?

Duct leakage testing measures air loss through seams, joints, and
construction connections.

Pressurized duct testing at 25 Pascals (CFM25)

Pass/fail results based on IECC thresholds

Verification that air reaches conditioned spaces

Identification of visible leakage points (when accessible)

Code-ready documentation for inspectors and permitting

DUCT LEAKAGE TESTING

When Duct Leakage Testing
Is Needed

At specific points in the construction and permitting process, especially for ducted HVAC
systems located outside conditioned space, duct leakage testing is required for compliance.

Energy Code Requirements

IECC requires duct leakage testing for many commercial and tenant-finish projects, particularly when ductwork is outside the thermal envelope.

Pre-Cover Verification

Testing before drywall or ceiling installation allows installers to correct leaks before systems are concealed.

Final Inspection and
Certificate of Occupancy

Many jurisdictions require a passing duct leakage test as part of the mechanical final approval process.

Installation Quality Checks

Commonly used for tenant finish-outs, retail spaces, offices, renovations, and small commercial projects.

TEST SCOPE

What We Measure

Duct leakage testing by Blink Energy Services is a pass/fail compliance test.

SERVICE
IECC Duct Leakage Compliance
Testing
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SERVICE
Commercial
Duct Blaster
Testing
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SERVICE
Energy Code Documentation
Support
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SERVICE
IECC Duct Leakage Compliance Testing
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SERVICE
Commercial Duct Blaster Testing
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SERVICE
Energy Code Documentation Support
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SERVICE LOCATIONS

Where We Work

Duct leakage testing is available throughout
multiple areas.

Dallas–Fort Worth

Austin

San Antonio

Houston

And surrounding Texas markets

WHY IT MATTERS

Why Duct Leakage
Testing Matters

Feature Items:

Comfort & Air Delivery

Excess leakage reduces the amount of conditioned air
reaching occupied spaces.

Energy Efficiency

Leaky ducts increase energy use and equipment runtime.

Operating Costs

Poor duct performance drives higher utility and maintenance costs.

Inspection & Approval Outcomes

Passing duct leakage results are often required to obtain
permit closure and inspection clearance.

Code-Verified Duct Performance

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Pass/Fail IECC Results

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Reduced Energy Loss

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Fewer Inspection Delays

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Clear Compliance Documentation

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Code-Verified Duct Performance

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Pass/Fail IECC Results

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Reduced Energy Loss

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Fewer Inspection Delays

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Clear Compliance Documentation

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DELIVERABLES

What You Receive

IECC-Aligned Testing

Fast Field Verification

Inspector-Ready Reports

Reduced Re-Testing Risk

Reliable Closeout Support

IECC-Aligned Testing

Fast Field Verification

Inspector-Ready Reports

Reduced Re-Testing Risk

Reliable Closeout Support

TEST READINESS

What We Need
Before Testing

Floor Plan and Ceiling Heights

Access to Air Handler or RTU

All Ductwork Installed and Sealed

Registers Installed or Temporarily Sealed

Normal Power Available

Confirmation of Zones or Branches Included

Schedule Duct Leakage
Testing with Confidence

Whether you need duct leakage testing for energy code compliance, pre-cover verification, or final inspection, we provide fast and accurate testing throughout Texas.