Blower Door Testing- Page 2 of 4
-
Adding Exterior Insulation to Existing Homes
Firsthand experience informs this basic plan for installing rigid insulation on the outside of an older building
-
Getting the Most Out of Blower Door Test Results
Understanding blower door calculations beyond air exchanges per hour at 50 Pascals can yield useful information for achieving efficiency goals
-
A Roadmap for Getting to Net-Zero
An owner-builder shares her method for setting priorities to achieve optimal energy efficiency
-
Blower Door Testing on a Small House
Because blower door tests measure surface area rather than volume, ACH50 results can be misleading. The CFM50 metric is more accurate for small homes.
-
Grilles, Registers, and Diffusers Part 2: Return Air Pathways
Solutions to avoid pressurization problems related to closed interior doors
-
Do Airtight Houses Need Makeup Air?
Airtight houses experience negative pressure, which could reduce airflow—that may or may not be a problem
-
Residential Post-and-Frame Construction, Part 6: HVAC System
Mechanical systems, blower-door results, and final thoughts
-
Getting Started with Static Pressure Measurements
Understanding how static pressure affects a forced-air HVAC system can help optimize its performance
-
Getting Started with Air-Sealing
More building departments are beginning to require verified air-sealing. With a little information and planning, even builders new to blower-door tests can do much better than code.
-
The Value of Verification
A look at why third-party verfication of a project's materials, methods, and systems matters
