HomeMy WebLinkAboutBlower Door TestINSULATION
Residential Air Infiltration Test Report
Test date:
Project name:
Address:
Code:
Conditioned volume:
Attic:
Crawlspace:
Garage:
Measured airflow:
Temperature; Inside:
Temperature; Outside:
Elevation:
Corrected airflow:
2018 IECC maximum allowed leakage rate:
Tested air leakage rate:
Test code compliance:
Test notes:
8/12/2026
Powers Work Shop
New Heated Storage
Garfield
2018 IECC
10,658
non -vented
NA
excluded
485
75
79
6,514
508
3.0
2.9
PASS
Cubic Feet
CFM50 Cubic Feet per Minute at 50 Pascal
CFM50*
Cubic Feet per Minute at 50 Pascal
ACH50
Air Changes Per Hour at 50 Pascal
ACH50
Air Changes Per Hour at 50 Pascal
Final blower door test. Passes the 2018 IECC infiltration requirments.
* Test results have been corrected for elevation and air density temperature differential.
INSULATION
Residential Air Infiltration Test Report
Test date: 8/12/2026
Project name: Powers Work Shop
Address: New & Existing Heated Storage
Garfield
Code: 2018 IECC
Conditioned volume:
Attic:
Crawlspace:
Garage:
Measured airflow:
Temperature; Inside:
Temperature; Outside:
Elevation:
Corrected airflow:
2018 IECC maximum allowed leakage rate:
Tested air leakage rate:
Test code compliance:
Test notes:
17,983
Cubic Feet
New non -vented,
Existing vented
NA
Existing
2,701
CFM50
75
79
6,514
2,831
CFM50*
3.0
ACH50
9.4
ACH50
FAIL
Cubic Feet per Minute at 50 Pascal
Cubic Feet per Minute at 50 Pascal
Air Changes Per Hour at 50 Pascal
Air Changes Per Hour at 50 Pascal
Final blower door test with the existing garage space included. Existing space
garage door and vented attic space are the sources for the higher infiltration
rate.
* Test results have been corrected for elevation and air density temperature differential.