HomeMy WebLinkAbout3827 Precision Dr - Disclosures/Blower Door Test - 07/24/2013 (2)0
BUILDING LEAKAGE TEST
Date of Test: 7/24/2013
Customer: Landmark Homes
Test Results
1. Airflow at 50 Pascals:
(50 Pa = 0.2 w.c.)
2. Leakage Areas:
3. Building Leakage Curve:
4. Test Settings:
Test File: Landmark 3827 Precision r BD
Technician: Paul Higman
Project Number:
Building Address: 3827 Precision
Unit C
Fort Collins, CO 80528
1308 CFM50 (+/- 0.6 %)
3.95 ACH50
0.5920 CFM50/ft2 floor area
109.4 in2 ( +/- 3.2 %) Canadian.EgLA @ 10 Pa
51.7 in2 (+/- 5.1 %) LBL ELA @ 4 Pa
Flow Coefficient (C) = 61.7 ( +/- 8.0 %)
Exponent (n) = 0.781 ( +/- 0.021 )
Correlation Coefficient = 0.99783
Test Standard: CGSB
Test Mode: Depressurization
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 54.8 CFM
0.17 ACH
2. Estimated Design Infiltration Rate: Winter: 103.0 CFM Summer: 64.6 CFM
0.31 ACH 0.19 ACH
Cost Estimates
1. Estimated Cost of Air Leakage for Heating
2. Estimated Cost of Air Leakage for Cooling
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BUILDING LEAKAGE TEST Page 2 of 4
Date of Test: 7/24/2013 Test File: Landmark 3827 Precision Dr a BD
Building Information Location Climate Information
Volume
19890
Surface Area
Floor Area
2210
Height
20
# of Bedrooms
2
# of Occupants
Year of Construction
2013
Wind Shield
M
Heating and Cooling Cost and Efficiency Information
Heating Fuel Gas
Heating Fuel Cost
Heating Efficiency %
Cooling Fuel Cost
Cooling SEER
Ventilation Weather Factor
0.87
Energy Climate Factor
17.00
Heating Degree Days
6128
Cooling Degree Days
297
Design Winter Wind Speed
7.3 mph
Design Summer Wind Speed
9.4 mph
Design Winter Temp Diff
73 deg F
Design Summer Temp Diff
15 deg F
Equipment Information
Type
Manufacturer
Model
Serial Number
Custom Calibration Date
Fan
Energy Conservatory
Model 3 (110V)
9876
Default
Micromanometer
Energy Conservatory
DG700
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BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 7/24/2013 Test File: Landmark 3827 Precision Dr P.-BD
Depressurization Test:
Environmental Data
Indoor Temperature ("F) Outdoor Temperature (°F)
78.0 98.0
Data Points - Data Entered Manually
Nominal
Baseline Adjusted
Fan
Building Pressure
Building Pressure
Pressure
(Pa)
(Pa)
(Pa)
-3.2
n/a
n/a
-60.2
-57.8
64.9
-55.4
-52.9
55.3
-51.7
-49.3
48.0
-44.8
-42.3
39.1
-41.0
-38.5
31.9
-35.2
-32.8
239.5
-30.6
-28.2
186.4
-24.8
-22.4
144.0
-1.7
n/a
n/a
None
Nominal Adjusted
Flow Flow Fan
(cfm) (cfm) % Error Configuration
1454
1481
1.1
Ring A
1345
1370
0.1
Ring A
1255
1278
-1.2
Ring A
1136
1157
0.7
Ring A
1029
1048
-1.9
Ring A
916
933
-0.8
Ring B
809
824
-1.4
Ring B
712
725
3.9
Ring B
Deviations from Standard CGSB - Test Parameters
M
1
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BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 7/24/2013 Test File: Landmark 3827 Precision Dr Er` BD
Comments
House WRT Garage = detached garage
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