HomeMy WebLinkAboutBlower Door TestSummarylLI Schooner ADU
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FanTestic
version: 5.15.86
licensed to: Dexter Diagnostics
Test date: 2026-01-02
By: Amanda Poindexter
Customer:
Building Lot Number:
Building address:
79 Schooner
Carbondale, Garfield
CO
USA
81623
Building and Test Information
Test file name:
IqSchooner ADU
Building volume [cu ft]:
17,530
Envelope Area [sq ft]:
4,501
Floor Area [sq ft]:
1,380
Building Height (from ground to top) [ft]:
30
Altitude [ft]:
7,080
Results
CFM at 50 Pa:
1013.0
Leakage Area (EgLA) [sg in]:
99.43
Leakage Area (EfLA) [sq in]:
51.33
Air Changes per hour ACH50:
3.47
Compliance
Per the 2021 IECC (R402.4.1.2), the exemption for buildings under 1500
sf is the following: "Exception: When testing individual dwelling units, an air
leakage rate not exceeding 0.30 cubic feet per minute per square foot
of the dwelling unit enclosure area, tested in accordance with
ANSI/RESNET/ICC 380, ASTM E779 or ASTM E1827 and reported at a
pressure of 50 Pa, shall be permitted in all climate zones for:
1. Attached single and multiple -family building dwelling units.
2. Buildings or dwelling units that are 1,500 square feet (139.4 m2) or
smaller."
This building has a enclosure area of 4,501 sf. At 0.30 cfm/sf, this results
in an allowed cfm of 1,350. This unit passes at 1,013 cfm.
1/5/2026
Air Leakage Test Report
In compliance with ASTM E-779 (2019)
Dexter Diagnostics
Building Address: -11 Schooner
Carbondale, Garfield
CO
USA
81623
Performed for:
Performed by: Amanda Poindexter
Test date: 2026-01-02
Associated Test file: q Schooner ADU
Report Number:
Unique Property ID Number:
1/5/2026