HomeMy WebLinkAbout3526 Big Ben Dr - Disclosures/Blower Door Test - 04/23/2018 (2)BUILDING LEAKAGE TEST
GS Services, LTD
2000 S. College Avenue
Ste. 308
Fort Collins, CO 80525
Date of Test: 4/23/2018 Test File: Hartford Homes - 3526 Big Ben Drive - Unit C - BDma
Technician:
Project Number:
Customer: Hartford Homes
Building Address: 3526 Big BenDrive
Fort Collins, CO
Test Results
1. Airflow at 50 Pascals: 1107 CFM50 ( +/- 2.1 %)
(50 Pa = 0.2 w.c.) 2.98 ACH50
2. Leakage Area: 60.9 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 30.3 ( +/- 17.5 %)
Exponent (n) = 0.920 ( +/- 0.048 )
Correlation Coefficient = 0.99830
4. Test Settings: Test Standard: RESNET Multi-Point Test
Test Mode: Depressurization
5. Accuracy Level Standard Level of Accuracy Test
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 50.8 CFM
0.14 ACH
2. Estimated Design Infiltration Rate: Winter: 74.2 CFM
0.20 ACH
Summer: 54.5 CFM
0.15 ACH
Cost Estimates
1. Estimated Cost of Air Leakage for Heating:
2. Estimated Cost of Air Leakage for Cooling:
BUILDING LEAKAGE TEST Page 2 of 4
Date of Test: 4/23/2018 Test File: Hartford Homes - 3526 Big Ben Drive - Unit C - BDma
Building Information
Volume 22260
Surface Area
Floor Area 2410
Height 9
# of Bedrooms
# of Occupants
Year of Construction
Wind Shield M
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
Heating and Cooling Cost and Efficiency Information
Heating Fuel Gas
Heating Fuel Cost
Heating Efficiency %
Cooling Fuel Cost
Cooling SEER
Equipment Information
Type Manufacturer Model Serial Number Custom Calibration Date
Fan Energy Conservatory Model 3 (110V) Default
Micromanometer Energy Conservatory DG700
BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 4/23/2018 Test File: Hartford Homes - 3526 Big Ben Drive - Unit C - BDma
Depressurization Test:
Environmental Data
Indoor Temperature (°F) Outdoor Temperature (°F) Altitude (ft)
72.0 59.0 5000.0
Data Points - Data Entered Manually
Nominal
Building Pressure
(Pa)
Baseline Adjusted
Building Pressure
(Pa)
Fan
Pressure
(Pa)
Nominal
Flow
(cfm)
Adjusted
Flow
(cfm) % Error
Fan
Configuration
-0.2 n/a n/a
-60.3 -60.1 47.4 1248 1306 -0.5 Ring A
-55.1 -55.0 39.9 1147 1200 -0.7 Ring A
-50.0 -49.9 32.8 1042 1090 -1.3 Ring A
-45.6 -45.5 28.2 968 1013 -0.2 Ring A
-40.1 -40.0 221.9 882 923 2.4 Ring B
-35.4 -35.3 164.7 761 796 -0.9 Ring B
-30.2 -30.1 131.3 680 711 2.6 Ring B
-25.9 -25.8 97.2 586 613 1.9 Ring B
-20.7 -20.6 57.6 452 473 -3.3 Ring B
-0.1 n/a n/a
Time Averaging Period: 10
Deviations from Standard RESNET Multi-Point Test - Test Parameters
None
BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 4/23/2018 Test File: Hartford Homes - 3526 Big Ben Drive - Unit C - BDma
Comments
hwrt garage = -45.5 pa