HomeMy WebLinkAbout1921 Charles Brockman Dr - Disclosures/Blower Door Test - 07/17/2018BUILDING LEAKAGE TEST
Date of Test: 7/17/2018 Test File: 1921 Charles Brockman Dr LC Homes TECTITE
Technician: Zach Kimbrough - EnergyLogic
Project Number: 51472
Customer: LC Home
Building Address: 1921 Charles Brockman Dr
Ft Collins, CO 80525
Test Results
1. Airflow at 50 Pascals: 962 CFM50 ( +/- 0.7 %)
(50 Pa = 0.2 w.c.) 2.10 ACH50
2. Leakage Area: 52.9 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 56.1 ( +/- 5.3 %)
Exponent (n) = 0.726 ( +/- 0.015 )
Correlation Coefficient = 0.99980
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: 56.1 CFM
0.12 ACH
11.2 CFM per person
2. Estimated Design Infiltration Rate: Winter: 105.6 CFM
0.23 ACH
Summer: 66.2 CFM
0.14 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: 7/17/2018 Test File: 1921 Charles Brockman Dr LC Homes TECTITE
Building Information
Volume 27561.25
Surface Area
Floor Area 3031.3
Height 20
# of Bedrooms 4
# of Occupants 5
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) Default
Micromanometer Energy Conservatory DG700 26986-7 8/2/2010
BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 7/17/2018 Test File: 1921 Charles Brockman Dr LC Homes TECTITE
Depressurization Test:
Environmental Data
Indoor Temperature (°F) Outdoor Temperature (°F) Altitude (ft)
73.0 75.0 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
-2.4 n/a n/a
-62.0 -59.6 32.1 1032 1085 -0.7 Ring A
-56.4 -53.9 27.8 961 1011 -0.6 Ring A
-50.6 -48.1 229.0 896 942 0.6 Ring B
-43.9 -41.5 183.9 804 845 0.5 Ring B
-38.7 -36.3 150.1 727 764 0.2 Ring B
-32.8 -30.3 116.7 642 675 0.7 Ring B
-26.5 -24.0 81.4 537 564 -0.2 Ring B
-20.6 -18.2 53.8 437 460 -0.6 Ring B
-2.4 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: 7/17/2018 Test File: 1921 Charles Brockman Dr LC Homes TECTITE
Comments
Garage: -47 PA
Mech: -50 PA