HomeMy WebLinkAbout626 Sparrow Pl - Disclosures/Air Sealing - 07/20/2012BUILDING LEAKAGE TEST
Thermal Concepts
6617 S. College ave
Fort Collins, CO 80525
Phone: 970-223-7090
Date of Test: 7-20-12
Test File: Journey Homes 626 Sparrow BD
Customer: Journey Homes
Greeley, CO 80634
Phone
Test Results
1. Airflow at 50 Pascals:
(50 Pa = 0.2 w.c.)
2. Leakage Areas:
3. Minneapolis Leakage Ratio:
4. Building Leakage Curve:
5. Test Settings:
Infiltration Estimates
Technician: Paul Higman
Building Address: 626 Sparrow
Fort Collins, CO 80525
1465 CFM (+/- 0.6 %)
2.59 ACH
0.41 CFM per ft2 floor area
166.4 in2 ( +/- 2.3 %) Canadian EgLA @ 10 Pa
93.5in2(+/ 3.8 %) LBL ELA @ 4 Pa
0.00 CFM50 per ft2 surface area
Flow Coefficient (C) = 145.4 ( +/- 6.1 %)
Exponent (n) = 0.590 ( +/- 0.017 )
Correlation Coefficient = 0.99843
Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door, S/N 9876
1. Estimated Average Annual Infiltration Rate: 109.9 CFM
0.19 ACH
2. Estimated Design Infiltration Rate: Winter: 158.0 CFM
0.28 ACH
Summer: 89.8 CFM
0.16 ACH
3. Recommended Whole Building Mechanical 54.1 CFM
Ventilation Rate: (based on ASHRAE 62.2)
Cost Estimates
1. Estimated Cost of Air Leakage for Heating:
2. Estimated Cost of Air Leakage for Cooling:
9
BUILDING LEAKAGE TEST Page 2
Date of Test: 7-20-12 Test File: Journey Homes 626 Sparrow BD
Building Conditions
Inside Temperature:
94 deg F
Heating Fuel:
Gas
Outside Temperature:
98 deg F
Heating Fuel Cost:
# of Stories
2.0
Heating Efficiency:
Heating Degree Days:
6020
Wind Shield:
M
Cooling Fuel Cost:
# of Occupants
Cooling SEER:
Cooling Degree Days:
287
# of Bedrooms:
4.0
Volume:
33952 ft3
Ventilation Weather Factor:
0.87
Surface Area:
Energy Climate Factor:
17.0
Floor Area:
3578 ft2
Design Winter Wind Speed:
9.0 mph
Design Winter Temp Diff:
69 deg F
Design Summer Wind Speed:
7.0 mph
Design Summer Temp Diff:
16 deg F
Comments
House wrt Garage =-46.2pa
House wrt Mach room = Electric water heater
BUILDING LEAKAGE TEST Page 3
Date of Test: 7-20-12 Test File: Journey Homes 626 Sparrow BD
Data Points: Data Entered Manually
Nominal Temperature
Building Fan Pressure Nominal Adjusted Fan Baseline
Pressure (Pa) (Pa) Flow Flow % Error Configuration Std Dev (Pa)
-0.9
n/a
+/- 0.00
-50.2
64.7
1452
1457
0.0
Ring A
-45.2
57.3
1368
1373
0.3
Ring A
-40.1
48.1
1256
1261
-1.0
Ring A
-35.6
42.6
1184
1188
0.2
Ring A
-29.9
35.1
1078
1082
1.4
Ring A
-25.4
259.9
954
957
-1.0
Ring B
-0.4
n/a
+/- 0.00