HomeMy WebLinkAbout2219 Ballard Ln - Disclosures/Air Sealing - 11/01/2012BUILDING LEAKAGE TEST
Thermal Concepts
6617 S. College ave
Fort Collins, CO 80525
Phone: 970-223-7090
Date of Test: 11-1-12
Test File: Journey Homes 2219 Ballard 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: 2219 Ballard
Fort Collins, CO 80524
1166CFM (+/-0.8%)
2.43 ACH
0.38 CFM per ft2 floor area
115.9 in2 ( +/- 2.7 %) Canadian EgLA @ 10 Pa
60.3 in2 ( +1- 4.5 %) LBL ELA @ 4 Pa
0.00 CFM50 per ft2 surface area
Flow Coefficient (C) = 83.7 ( +/- 7.3 %)
Exponent (n) = 0.673 ( +/- 0.020 )
Correlation Coefficient = 0.99775
Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door, S/N 9876
1. Estimated Average Annual Infiltration Rate: 56.7 CFM
0.12 ACH
2. Estimated Design Infiltration Rate: Winter: 76.4 CFM
0.16 ACH
Summer: 45.5 CFM
0.09 ACH
3. Recommended Whole Building Mechanical 53.3 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: 11-1-12 Test File: Journey Homes 2219 Ballard BD
Building Conditions
Inside Temperature: 66 deg F Heating Fuel: Gas
Outside Temperature: 68 deg F Heating Fuel Cost:
#of Stories 1.0 Heating Efficiency:
Heating Degree Days: 6020
Wind Shield: M Cooling Fuel Cost:
#of Occupants Cooling SEER:
Cooling Degree Days: 287
#of Bedrooms: 2.0
Volume: 28769 ft3 Ventilation Weather Factor: 0.87
Surtace Area: Energy Climate Factor: 17.0
Floor Area: 3080 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=-48.2 pa
House wrt Mech room = Electric water heater
BUILDING LEAKAGE TEST Page 3
Date of Test: 11-1-12 Test File: Journey Homes 2219 Ballard 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)
-1.1 n/a +/-0.00
-50.9 40.2 1152 1154 -0.5 Ring A
-45.2 34.9 1075 1077 0.8 Ring A
-40.8 30.0 998 1000 0.5 Ring A
-35.8 231.6 901 903 -0.6 Ring B
-30.8 181.8 799 801 -2.1 Ring B
-24.9 148.1 722 723 2.9 Ring B
-20.7 104.4 607 608 -1.3 Ring B
-1.5 n/a +/-0.00