HomeMy WebLinkAbout2220 MACKINAC ST - DISCLOSURES - 5/25/2017BUILDING LEAKAGE TEST
GS Services, LTD.
2000 S College Ave #308
Fort Collins, CO 80525
Email: buildingperformance@gsservices.com Website: gsservices.com
Date of Test: 5/25/2017 Test File: Hartford Homes - 2220 Mackinac St - BD1
Technician:
Project Number:
Customer: Hartford Homes
Building Address: 2220 Mackinac St
Fort Collins, CO
Test Results
1. Airflow at 50 Pascals: 1129 CFM50 ( +/- 1.9 %)
(50 Pa = 0.2 w.c.) 2.66 ACH50
2. Leakage Area: 62.1 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 44.2 ( +/- 13.2 %)
Exponent (n) = 0.828 ( +/- 0.037 )
Correlation Coefficient = 0.99901
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:
2. Estimated Design Infiltration Rate:
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: 5/25/2017 Test File: Hartford Homes - 2220 Mackinac St - BD1
Building Information
Volume 25485
Surface Area
Floor Area 2225
Height
# of Bedrooms
# of Occupants
Year of Construction 2017
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) 19247 Default
Micromanometer Energy Conservatory DG700 19028-7 9/9/2014
BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 5/25/2017 Test File: Hartford Homes - 2220 Mackinac St - BD1
Depressurization Test:
Environmental Data
Indoor Temperature (°F) Outdoor Temperature (°F) Altitude (ft)
68.0 59.0 5000.0
Data Points
Nominal
Building Pressure
(Pa)
Baseline Adjusted
Building Pressure
(Pa)
Fan
Pressure
(Pa)
Nominal
Flow
(cfm)
Adjusted
Flow
(cfm) % Error
Fan
Configuration
-1.8 n/a n/a
-61.7 -58.8 45.1 1218 1263 -2.2 Ring A
-55.4 -52.5 38.1 1121 1163 -1.2 Ring A
-49.6 -46.6 32.9 1044 1083 1.6 Ring A
-44.3 -41.3 27.4 955 990 2.6 Ring A
-38.0 -35.1 189.1 815 845 0.3 Ring B
-32.4 -29.5 140.7 704 730 0.1 Ring B
-25.2 -22.3 87.6 557 577 -0.1 Ring B
-20.9 -17.9 59.9 461 478 -1.0 Ring B
-4.0 n/a n/a
Time Averaging Period: 0
Deviations from Standard RESNET Multi-Point Test - Test Parameters
None
BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 5/25/2017 Test File: Hartford Homes - 2220 Mackinac St - BD1
Comments
House WRT Garage = -46.4 Pa