HomeMy WebLinkAbout2251 SHERWOOD FOREST CT - DISCLOSURES - 9/5/2017BUILDING LEAKAGE TEST
Date of Test: 9/5/2017 Test File: 2251 Sherwood Forest Ct LC Homes V2.1 Multi Point Tectite
Technician: Neal Girard - EnergyLogic, Inc.
Project Number: 46964
Customer: LC Home
Building Address: 2251 Sherwood Forest Ct
Ft. Collins, CO 80524
Test Results
1. Airflow at 50 Pascals: 976 CFM50 ( +/- 1.8 %)
(50 Pa = 0.2 w.c.) 2.15 ACH50
2. Leakage Area: 53.7 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 60.4 ( +/- 30.0 %)
Exponent (n) = 0.711 ( +/- 0.079 )
Correlation Coefficient = 0.99386
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: 56.9 CFM
0.13 ACH
14.2 CFM per person
2. Estimated Design Infiltration Rate: Winter: 107.1 CFM
0.24 ACH
Summer: 67.2 CFM
0.15 ACH
Cost Estimates
1. Estimated Cost of Air Leakage for Heating:
2. Estimated Cost of Air Leakage for Cooling:
Mechanical Ventilation Guideline (based on ASHRAE 62.2-2010)
Recommended Whole Bldg Rate: 59.1 CFM
Base Rate: 59.1 CFM
BUILDING LEAKAGE TEST Page 2 of 4
Date of Test: 9/5/2017 Test File: 2251 Sherwood Forest Ct LC Homes V2.1 Multi Point Tectite
Building Information
Volume 27265
Surface Area
Floor Area 2908
Height 20
# of Bedrooms 3
# of Occupants 4
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) -
Micromanometer Energy Conservatory DG700 36002-7 11/15/2012
BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 9/5/2017 Test File: 2251 Sherwood Forest Ct LC Homes V2.1 Multi Point Tectite
Depressurization Test:
Environmental Data
Indoor Temperature (°F) Outdoor Temperature (°F) Altitude (ft)
70.0 90.0 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
-1.1 n/a n/a
-62.2 -60.8 32.1 1031 1115 -0.6 Ring A
-55.0 -53.7 26.0 930 1007 -2.0 Ring A
-50.1 -48.8 241.1 919 994 3.6 Ring B
-48.9 -47.6 214.4 867 938 -0.4 Ring B
-44.4 -43.0 190.9 819 886 1.0 Ring B
-41.4 -40.0 167.6 768 830 -0.3 Ring B
-37.5 -36.1 142.8 709 767 -1.0 Ring B
-33.3 -32.0 121.9 656 709 -0.2 Ring B
-1.6 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: 9/5/2017 Test File: 2251 Sherwood Forest Ct LC Homes V2.1 Multi Point Tectite
Comments
Connection to:
Garage: -45 Pa
Mechanicals: -50 Pa