HomeMy WebLinkAbout221 E Oak St - Disclosures/Blower Door Test - 10/27/2020BUILDING LEAKAGE TEST
Date of Test: 10/27/2020 Test File: 221 E Oak Unit D 2.03ACH 10.27.2020
Technician: Greydon Studer - EnergyLogic
Project Number:
Customer: Building Address: 221 E Oak St
Fort Collins, CO 80524
Test Results at 50 Pascals:
cfm50 Airflow 879 (+/- 4.4 %)
ACH50 2.03
Leakage Areas: 97.1 in² (+/- 9.7 %) Canadian EqLA @ 10 Pa
53.8 in² (+/- 16.4 %) LBL ELA @ 4 Pa
Building Leakage Curve: Flow Coefficient (C) = 81.7 (+/- 26.7 %)
Exponent (n) = 0.607 (+/- 0.076)
Correlation Coefficient = 0.99771
Test Standard: E779-10
Test Mode: Depressurization
4 5 6 7 8 9 10 20 30 40 50 60 70
Building Pressure (Pa)
100
200
300
400
500
600
700
800
900
1000
2000
Building
Leakage
(cfm)
Depressurize ____
BUILDING LEAKAGE TEST Page 2 of 4
Date of Test: 10/27/2020 Test File: 221 E Oak Unit D 2.03ACH 10.27.2020
Building Information
Volume (ft³) 26026
Surface Area: (ft²)
Floor Area: (ft²)
Height (ft) 29
Year of Construction 2020
Equipment Information
Type Manufacturer Model Serial Number Custom Calibration Date
Fan Energy Conservatory Model 3 (110V) -
Micromanometer Energy Conservatory DG700
BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 10/27/2020 Test File: 221 E Oak Unit D 2.03ACH 10.27.2020
Depressurization Test:
Environmental Data
Indoor Temperature (°F) Outdoor Temperature (°F) Altitude (ft)
Pre-Test 68.0 20.0
Post-Test 68.0 20.0
Average 68.0 20.0 5000.0
Data Points - Data Entered Manually (TTE 5.0.8.4)
Nominal
Building
Pressure
(Pa)
Baseline
adjusted
Building
Pressure
(Pa)
Fan
Pressure
(Pa)
Nominal
Flow
(cfm)
Adjusted
Flow
(cfm) % Error
Fan
Configuration
-3.3 n/a n/a
-60.0 -56.6 31.0 1014 960 1.4 Ring A
-50.0 -46.6 222.4 883 836 -0.7 Ring B
-40.0 -36.6 158.7 747 707 -2.7 Ring B
-30.0 -26.6 119.1 648 614 2.5 Ring B
-20.0 -16.6 63.1 473 448 -0.4 Ring B
-3.5 n/a n/a
Deviations from Standard ASTM E779-10 - Test Parameters
- Estimated stack effect for this building exceeds acceptable limits.
- Pressurization test not included.
BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 10/27/2020 Test File: 221 E Oak Unit D 2.03ACH 10.27.2020
Comments
No attached garage