HomeMy WebLinkAbout432 BOW CREEK LN - DISCLOSURES - 3/9/2013 (2)BUILDING LEAKAGE TEST
Thermal Concepts
6617 S. College Ave
Fort Collins, CO 80525
Phone: 970-223-7090
Date of Test: 3-9-13
Test File: Journey Homes 432 Bow Creek -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: 432 Bow Creeek
Fort Collins, CO 80525
972 CFM (+/- 0.6 %)
2.59 ACH
0.40 CFM per ft2 floor area
118.7 in2 ( +/- 2.1 %) Canadian EgLA @ 10 Pa
69.4in2(+/-3.5%)LBLELA@4Pa
0.00 CFM50 per ft2 surface area
Flow Coefficient (C) = 114.9 ( +/- 5.6 %)
Exponent (n) = 0.546 ( +/- 0.015 )
Correlation Coefficient = 0.99765
Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door, S/N 9876
1. Estimated Average Annual Infiltration Rate: 80.2 CFM
0.21 ACH
2. Estimated Design Infiltration Rate: Winter: 117.3 CFM
0.31 ACH
Summer: 66.7 CFM
0.18 ACH
3. Recommended Whole Building Mechanical 38.2 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: 3-9-13 Test File: Journey Homes 432 Bow Creek -BD
Building Conditions
Inside Temperature:
68 deg F
Outside Temperature:
28 deg F
# of Stories
2.0
Wind Shield:
M
# of Occupants
# of Bedrooms:
3.0
Volume:
22477 ft3
Surface Area:
Floor Area: ...... _ _
2413 ft2
Design Winter Wind Speed:
9.0 mph
Design Summer Wind Speed:
7.0 mph
Heating Fuel:
Gas
Heating Fuel Cost:
Heating Efficiency:
Heating Degree Days:
6020
Cooling Fuel Cost:
Cooling SEER:
Cooling Degree Days:
287
Ventilation Weather Factor:
0.87
Energy Climate Factor:
17.0
Design Winter Temp Diff:
69 deg F
Design Summer Temp Diff:
16 deg F
Comments
House WRT Garage -47.3 pa
House WRT Mechanical Rm = Elect water heater
BUILDING LEAKAGE TEST Page 3
Date of Test: 3-9-13 Test File: Journey Homes 432 Bow Creek -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)
-1.2
n/a
+/- 0.00
-55.5
34.1
1062
1021
0.5
Ring A
-50.2
29.2
985
947
-1.4
Ring A
-45.3
264.4
962
925
2.0
Ring B
-40.5
221.4
881
847
-0.5
Ring B
-35.1
184.5
805
774
-1.4
Ring B
730.4
160.4
751
722
-0.2
Ring B
-25.2
130.5
678
652
0.3
Ring B
-20.2
101.6
599
576
0.7
Ring B
-1.4
n/a
+/- 0.00