HomeMy WebLinkAbout550 San Juan Dr - Disclosures/Air Sealing - 07/12/2012BUILDING LEAKAGE TEST
Thermal Concepts
6617 S. College ave
Fort Collins, CO 80525
Phone: 970-223-7090
Date of Test: 7-12-12 Technician: Paul Higman
Test File: Journey Homes 550 San Juan _1738 BD
Customer: Journey Homes Building Address: 550 San Juan Dr
Fort Collins, CO 80525
Greeley, CO 80634
Phone
Test Results
1. Airflow at 50 Pascals: 1266 CFM (+/- 0.5 %)
(50 Pa = 0.2 w.c.) 2.97 ACH
0.50 CFM per ft2 floor area
2. Leakage Areas: 118.8 in2 ( +/- 2.2 %) Canadian EgLA @ 10 Pa
59.9in2(+/-3.7%)LBLELA@4Pa
3. Minneapolis Leakage Ratio: 0.00 CFM50 per ft2 surface area
4. Building Leakage Curve: Flow Coefficient (C) = 79.0 ( +/- 6.0 %)
Exponent (n) = 0.709 ( +/- 0.016 )
Correlation Coefficient = 0.99894
5. Test Settings: Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door, SIN 9876
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 74.5 CFM
0.18 ACH
2. Estimated Design Infiltration Rate: Winter: 101.2 CFM
0.24 ACH
Summer: 57.5 CFM
0.14 ACH
3. Recommended Whole Building Mechanical 43.6 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:
BUILDING LEAKAGE TEST Page 2
Date of Test: 7-12-12 Test File: Journey Homes 550 San Juan _1738 BD
Building Conditions
Inside Temperature:
Outside Temperature:
# of Stories
Wind Shield:
# of Occupants
85 deg F
Heating Fuel:
87 deg F
Heating Fuel Cost:
2.0
Heating Efficiency:
Heating Degree Days:
M
Cooling Fuel Cost:
Cooling SEER:
Cooling Degree Days:
# of Bedrooms:
3.0
Volume:
25536 ft3
Surface Area:
Floor Area:
2544 ft2
Design Winter Wind Speed:
9.0 mph
Design Summer Wind Speed:
7.0 mph
Comments
House wrt Garage =-47.8pa
House wrt Mech room = Electric water heater
Ventilation Weather Factor:
Energy Climate Factor:
Design Winter Temp Diff:
Design Summer Temp Diff:
Gas
6020
287
0.87
17.0
69 deg F
16 deg F
BUILDING LEAKAGE TEST Page 3
Date of Test: 7-12-12 Test File: Journey Homes 550 San Juan _1738 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
-49.9
47.6
1250
1252
-0.0
Ring A
-45.2
41.4
1168
1170
0.3
Ring A
-40.1
33.7
1056
1058
-1.1
Ring A
-35.4
29.1
984
986
0.8
Ring A
-30.2
219.8
878
880
0.9
Ring B
-25.1
161.7
754
755
-0.9
Ring B
-0.4
n/a
+/- 0.00