In most Texas jurisdictions, the IECC requires a maximum of 3–5 ACH (air changes per hour) depending on the climate zone and year of code adopted.

The ideal time is after all doors, windows, and insulation are installed—but before drywall or finishes if you want time to seal up leaks.

A typical blower door test takes about 30–60 minutes. We can usually provide results immediately after testing.

No worries. We’ll walk you through the problem areas and recommend specific steps to seal leaks. We can also retest after fixes are made.