HomeMy WebLinkAbout3050 ZEPHYR RD - DISCLOSURES - 7/15/2016BUILDING LEAKAGE TEST
Date of Test: 07/15/2016 Technician: Jay Bundy
Test File: Toll Brothers Blower Door
Customer: Toll Brothers Building Address: 3050 Zephyr Road
10 Inverness E Dr Ft Collins, Colorado 80528
Ste 125
Englewood, CO 80112
Phone 303-708-0730
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:
1185CFM (+/-0.5%)
1.89 ACH
0.33 CFM per ft2 floor area
97.1 in2 (+/- 5.1 %) Canadian EgLA @ 10 Pa
45.3 in2 (+/- 7.8 %) LBL ELA @ 4 Pa
0.16 CFM50 per ft2 surface area
Flow Coefficient (C) = 53.1 ( +/- 11.8 %)
Exponent (n) = 0.794 ( +/- 0.029 )
Correlation Coefficient = 0.99794
Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 47.1 CFM
0.08 ACH
2. Estimated Design Infiltration Rate: Winter: 57.3 CFM
0.09 ACH
Summer: 34.1 CFM
0.05 ACH
3. Recommended Whole Building Mechanical 58.8 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: 07/15/2016 Test File: Toll Brothers Blower Door
Building Conditions
Inside Temperature:
63 deg F
Heating Fuel:
Gas
Outside Temperature:
83 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:
37547 ft3
Ventilation Weather Factor:
0.87
Surface Area:
7646 ft2
Energy Climate Factor:
17.0
Floor Area:
3629 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 @50PA= 45.6 Pa
BUILDING LEAKAGE TEST Page 3
Date of Test: 07/15/2016 Test File: Toll Brothers Blower Door
Data Points: Data Entered Manually
Nominal Temperature
Building Fan Pressure Nominal Adjusted Fan Baseline
Pressure (Pa) (Pa) Flow Flow % Error Configuration Std Dev (Pa)
-0.4
n/a
+/- 0.00
-65.0
61.8
1420
1447
-0.4
Ring A
-60.0
54.5
1335
1360
-0.1
Ring A
-55.0
48.0
1255
1279
0.7
Ring A
-50.0
41.2
1165
1187
0.8
Ring A
-45.0
33.3
1050
1070
-1.1
Ring A