HomeMy WebLinkAbout856 Ridge Runner Dr - Disclosures/Blower Door Test - 08/16/2013BUILDING LEAKAGE TEST
Date of Test: 8/16/2013 Technician: Doug Groff
Test File: DR Horton Blower door
Customer: DR Horton Building Address: 856 Ridge Runner Drive
7600 E Orchard Rd #350-S Fort Collins, Colorado 80524
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:
906 CFM (+/- 0.1 %)
2.36 ACH
0.34 CFM per ft2 floor area
0.15 CFM50 per ft2 surface area
Flow Coefficient (C) = 715.4 ( +/- 1.5 %
Exponent (n) = 0.060 ( +/- 0.004 )
Correlation Coefficient = 0.99410
Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate
2. Estimated Design Infiltration Rate: Winter:
Summer:
3. Recommended Whole Building Mechanical
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
239.5 CFM
0.62 ACH
372.7 CFM
0.97 ACH
211.8 CFM
0.55 ACH
0.0 CFM
BUILDING LEAKAGE TEST Page 2
Date of Test: 8/16/2013 Test File: DR Horton Blower door
Building Conditions
Inside Temperature:
80 deg F
Heating Fuel:
Gas
Outside Temperature:
64 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:
23012 ft3
Ventilation Weather Factor:
0.87
Surface Area:
5995 ft2
Energy Climate Factor:
17.0
Floor Area:
2627 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 47.5 Pa @ 50 Pa
BUILDING LEAKAGE TEST Page 3
Date of Test: 8/16/2013 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)
-1.6
n/a
+/- 0.00
-65.0
26.2
934
920
0.1
Ring A
-60.0
25.8
928
914
-0.1
Ring A
-55.0
25.5
923
909
-0.1
Ring A
-50.0
25.2
917
903
-0.1
Ring A
-45.0
237.9
913
899
0.1
Ring B