HomeMy WebLinkAbout908 CAMPFIRE DR - DISCLOSURES - 1/29/2014 (4)BUILDING LEAKAGE TEST
Date of Test: 01 /29/2014
Test File: DR Horton Blower door
Customer: DR Horton
7600 E Orchard Rd #350-S
Greenwood Village, Colorado 80111
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: Doug Groff
Building Address: 908 Campfire Drive
Fort Collins, Colorado 80524
960 CFM (+/- 0.2 %)
3.36 ACH
0.43 CFM per ft2 floor area
229.2 in2 (+/- 2.2 %) Canadian EgLA @ 10 Pa
196.3 in2 (+/- 3.5 %) LBL ELA @ 4 Pa
0.19 CFM50 per ft2 surface area
Flow Coefficient (C) = 578.6 ( +/- 5.4 %)
Exponent (n) = 0.130 ( +/- 0.014 )
Correlation Coefficient = 0.98357
Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
1. Estimated Average Annual Infiltration Rate: 187.7 CFM
0.66 ACH
2. Estimated Design Infiltration Rate: Winter: 331.8 CFM
1.16 ACH
Summer: 188.5 CFM
0.66 ACH
3. Recommended Whole Building Mechanical 0.0 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: 01 /29/2014 Test File: DR Horton Blower door
Building Conditions
Inside Temperature:
69 deg F
Heating Fuel:
Gas
Outside Temperature:
26 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:
17144 ft3
Ventilation Weather Factor:
0.87
Surface Area:
5019 ft2
Energy Climate Factor:
17.0
Floor Area:
2223 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 WRT HOUSE: 46 Pa @ 50 Pa
• BUILDING LEAKAGE TEST Page 3
Date of Test: 01/29/2014 Test File: DR Horton 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)
-4.2
We
+/- 0.00
-65.0
32.0
1030
987
0.2
Ring A
-60.0
31.0
1015
973
-0.1
Ring A
-55.0
30.4
1005
963
0.1
Ring A
-50.0
29.2
985
944
-0.6
Ring A
-45.0
28.9
980
939
0.4
Ring A