HomeMy WebLinkAbout933 CAMPFIRE DR - DISCLOSURES - 10/15/2013 (4)BUILDING LEAKAGE TEST
Date of Test: 10/15/2013
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:
Technician: Doug Groff
Building Address: 933 Campfire Drive
Fort Collins, Colorado 80521
859 CFM (+/- 0.2 %)
2.21 ACH
0.31 CFM per ft2 floor area
187.2 in2 (+/- 2.1 %) Canadian EgLA @ 10 Pa
152.3in2(+/-3.4%)LBLELA@4Pa
0.14 CFM50 per ft2 surface area
Flow Coefficient (C) = 415.3 ( +/- 5.2 %)
Exponent (n) = 0.186 ( +/- 0.013 )
Correlation Coefficient = 0.99227
5. Test Settings: Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 128.7 CFM
0.33 ACH
2. Estimated Design Infiltration Rate: Winter: 192.9 CFM
0.50 ACH
Summer: 114.8 CFM
0.29 ACH
3. Recommended Whole Building Mechanical 13.9 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: 10/15/2013 Test File: DR Horton Blower door
Building Conditions
Inside Temperature:
67 deg F
Heating Fuel:
Gas
Outside Temperature:
38 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:
23373 ft3
Ventilation Weather Factor:
0.87
Surface Area:
5946 ft2
Energy Climate Factor:
17.0
Floor Area:
2786 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: 50 Pa @ 50 Pa
BUILDING LEAKAGE TEST Page 3
Date of Test: 10/15/2013 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)
-6.0
n/a
+/- 0.00
-65.0
25.1
915
889
0.4
Ring A
-60.0
227.5
893
868
-0.4
Ring B
-55.0
220.9
880
855
-0.0
Ring B
-50.0
210.8
860
836
-0.3
Ring B
-45.0
204.5
847
823
0.4
Ring B