HomeMy WebLinkAbout6315 FALL HARVEST WAY - DISCLOSURES - 8/18/2017BUILDING LEAKAGE TEST
Date of Test: 8/18/17 Technician: Jay Bundy
Test File: 6315 Fall Harvest Way
Customer: Toll Brothers
10 Inverness E Dr
Ste 125
Englewood, CO 80112
Phone 303-708-0730
Building Address: 6315 Fall Harvest Way
Fort Collins, Colorado 80528
Test Results
1. Airflow at 50 Pascals: 2195 CFM ( +/- 1.0 %)
(50 Pa = 0.2 w.c.) 2.24 ACH
0.35 CFM per ft2 floor area
2. Leakage Areas: 198.7 in2 ( +/- 7.2 %) Canadian EqLA @ 10 Pa
98.0 in2 ( +/- 11.5 %) LBL ELA @ 4 Pa
3. Minneapolis Leakage Ratio: 0.24 CFM50 per ft2 surface area
4. Building Leakage Curve: Flow Coefficient (C) = 125.4 ( +/- 17.9 %)
Exponent (n) = 0.732 ( +/- 0.047 )
Correlation Coefficient = 0.99005
5. Test Settings: Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 114.7 CFM
0.12 ACH
2. Estimated Design Infiltration Rate: Winter: 165.7 CFM
0.17 ACH
Summer: 94.1 CFM
0.10 ACH
3. Recommended Whole Building Mechanical 99.8 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: 8/18/17 Test File: 6315 Fall Harvest Way
Building Conditions
Inside Temperature: 68 deg F Heating Fuel: Gas
Outside Temperature: 79 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: 58813 ft3 Ventilation Weather Factor: 0.87
Surface Area: 9285 ft2 Energy Climate Factor: 17.0
Floor Area: 6230 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 Right @50PA=48.7
BUILDING LEAKAGE TEST Page 3
Date of Test: 8/18/17 Test File: 6315 Fall Harvest Way
Data Points: Data Entered Manually
Nominal
Building
Pressure (Pa)
Fan Pressure
(Pa)
Nominal
Flow
Temperature
Adjusted
Flow % Error
Fan
Configuration
Baseline
Std Dev (Pa)
-3.8 n/a +/- 0.00
-65.0 191.5 2465 2491 0.1 Ring A
-60.0 165.4 2295 2319 -0.6 Ring A
-55.0 137.9 2100 2122 -2.4 Ring A
-50.0 128.6 2030 2051 2.0 Ring A
-45.0 112.9 1905 1925 4.4 Ring A
-40.0 82.0 1630 1647 -1.3 Ring A
-35.0 62.3 1425 1440 -3.2 Ring A
-7.4 n/a +/- 0.00