HomeMy WebLinkAbout6126 SPEARMINT CT - DISCLOSURES - 4/18/2018BUILDING LEAKAGE TEST
Date of Test: 4/18/2018 Technician: Jay Bundy
Test File: 6126 Spearmint Court
Customer: Toll Brothers
10 Inverness E Dr
Ste 125
Englewood, CO 80112
Phone 303-708-0730
Building Address: 6126 Spearmint Court
Fort Collins, Colorado 80528
Test Results
1. Airflow at 50 Pascals: 1194 CFM ( +/- 1.3 %)
(50 Pa = 0.2 w.c.) 2.18 ACH
0.50 CFM per ft2 floor area
2. Leakage Areas: 134.5 in2 ( +/- 7.5 %) Canadian EqLA @ 10 Pa
75.2 in2 ( +/- 12.0 %) LBL ELA @ 4 Pa
3. Minneapolis Leakage Ratio: 0.20 CFM50 per ft2 surface area
4. Building Leakage Curve: Flow Coefficient (C) = 116.1 ( +/- 18.9 %)
Exponent (n) = 0.596 ( +/- 0.050 )
Correlation Coefficient = 0.98305
5. Test Settings: Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 127.2 CFM
0.23 ACH
2. Estimated Design Infiltration Rate: Winter: 127.0 CFM
0.23 ACH
Summer: 72.2 CFM
0.13 ACH
3. Recommended Whole Building Mechanical 14.5 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: 4/18/2018 Test File: 6126 Spearmint Court
Building Conditions
Inside Temperature: 70 deg F Heating Fuel: Gas
Outside Temperature: 48 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: 3.0
Volume: 32858 ft3 Ventilation Weather Factor: 0.87
Surface Area: 5985 ft2 Energy Climate Factor: 17.0
Floor Area: 2406 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
Garage with Respect to House Passed at 46.4
BUILDING LEAKAGE TEST Page 3
Date of Test: 4/18/2018 Test File: 6126 Spearmint Court
Data Points: Data Entered Manually
Nominal
Building
Pressure (Pa)
Fan Pressure
(Pa)
Nominal
Flow
Temperature
Adjusted
Flow % Error
Fan
Configuration
Baseline
Std Dev (Pa)
-5.8 n/a +/- 0.00
-65.0 57.0 1365 1336 3.0 Ring A
-60.0 48.4 1260 1234 0.4 Ring A
-55.0 39.4 1140 1116 -3.6 Ring A
-50.0 34.9 1075 1052 -2.9 Ring A
-45.0 30.7 1010 989 -1.7 Ring A
-40.0 27.1 950 930 0.7 Ring A
-35.0 224.4 887 868 3.9 Ring B
-9.3 n/a +/- 0.00