HomeMy WebLinkAbout5021 Brookfield Dr - Disclosures/Blower Door Test - 09/05/2014 (4)•
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BUILDING LEAKAGE TEST
GS Services
2000 S. College Ave
Fort Collins, Co 80525
Date of Test: 9/5/2014 Test File: Landmark Homes 5021 Brookfield Unit A -BD
Customer: Landmark Homes Technician: Paul Higman
Project Number:
Windsor, CO 80550
Building Address: 5021 Brookfield
UnitA
Fort Collins, CO 80528
Test Results
1. Airflow at 50 Pascals: 694 CFM50 (+/- 11.7 %)
(50 Pa = 0.2 w.c.) 3.75 ACH50
2. Leakage Area: 38.1 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 0.1 (+/- 159.9 %)
Exponent (n) = 2.244 ( +/- 0.424 )
Correlation Coefficient = 0.98675
4. Test Settings: Test Standard: RESNET Multi -Point Test
Test Mode: Depressurization
5. Accuracy Level Reduced Accuracy Test
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 32.9 CFM
0.18ACH
2. Estimated Design Infiltration Rate: Winter: 46.5 CFM Summer: 34.1 CFM
0.25 ACH 0.18 ACH
Cost Estimates
1. Estimated Cost of Air Leakage for Heating:
2. Estimated Cost of Air Leakage for Cooling:
GSA BUILDING LEAKAGE TEST Page 2 of 4
Date of Test: 9/5/2014 Test File: Landmark Homes 5021 Brookfield Unit A -BD
Building Information
Volume
11100
Surface Area
Floor Area
1110
Height
10
# of Bedrooms
2
# of Occupants
Year of Construction
2014
Wind Shield
M
Heating and Cooling Cost and Efficiency Information
Heating Fuel Gas
Heating Fuel Cost
Heating Efficiency %
Cooling Fuel Cost
Cooling SEER
Location Climate Information
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)
Default
Micromanometer
Energy Conservatory
DG700
Ar 7r qa
GSCS BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 9/5/2014 Test File: Landmark Homes 5021 Brookfield Unit A -BD
Depressurization Test:
Environmental Data
Indoor Temperature (A°F)
Outdoor Temperature (A°F)
Altitude (ft)
72.0
1 84.0
1 5000.0
Data Points - Data Entered Manually
Nominal Baseline Adjusted Fan Nominal Adjusted
Building Pressure Building Pressure Pressure Flow Flow Fan
(Pa) (Pa) (Pa) (cfm) (cfm) % Error Configuration
-1.1
n/a
n/a
-60.1
-59.1
101.3
-55.4
-54.4
71.1
-50.1
-49.1
50.8
-45.4
-44.4
35.2
-40.1
-39.1
158.9
-35.4
-34.4
78.1
-30.4
-29.3
26.6
-1.0
n/a
n/a
Time Averaging Period: 10
598
946
-6.1
Ring B
502
794
-5.1
Ring B
425
672
1.2
Ring B
354
560
5.7
Ring B
288
456
14.4
Ring C
200
316
5.9
Ring C
115
182
-13.3
Ring C
Deviations from Standard RESNET Multi -Point Test - Test Parameters
- Fewer than 8 data points were taken.
- * n value outside of normally accepted limits.
- * correlation coefficient outside of normally accepted limits.
* n value and/or correlation coefficient limits are not officially part of the RESNET Multi -Point Test
Standard.
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S 5� BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 9/5/2014 Test File: Landmark Homes 5021 Brookfield Unit A -BD
Comments
House WRT Gargae = -46.8 pa