HomeMy WebLinkAbout2220 MAID MARIAN CT - DISCLOSURES - 7/17/2015 (4)BUILDING LEAKAGE TEST
Date of Test: 7/17/2015 Test File: 2220 Maid Marian Ct - Midtown - MP Tectite
Technician: Tyler Stein - EnergyLogic Inc.
Project Number: 35785
Customer: Midtown Homes
Building Address: 2220 Maid Merian Ct
Fort Collins, CO 80524
Test Results
1. Airflow at 50 Pascals: 1292 CFM50 ( +/- 1.0 %)
(50 Pa = 0.2 w.c.) 2.36 ACH50
2. Leakage Area: 71.0 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 107.6 ( +/- 27.2 %)
Exponent (n) = 0.635 ( +/- 0.069 )
Correlation Coefficient = 0.99694
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: 61.2 CFM
0.11 ACH
20.4 CFM per person
2. Estimated Design Infiltration Rate: Winter: 86.6 CFM
0.16 ACH
Summer: 63.5 CFM
0.12 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: 57.2 CFM
Base Rate: 57.2 CFM
Infiltration Credit: <0.0 CFM>
BUILDING LEAKAGE TEST Page 2 of 4
Date of Test: 7/17/2015 Test File: 2220 Maid Marian Ct - Midtown - MP Tectite
Building Information
Volume 32776
Surface Area 7323
Floor Area 3470
Height 10
# of Bedrooms 2
# of Occupants 3
Year of Construction 2015
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 12830-7 3/22/2013
BUILDING LEAKAGE TEST Page 3 of 4
Date of Test: 7/17/2015 Test File: 2220 Maid Marian Ct - Midtown - MP Tectite
Depressurization Test:
Environmental Data
Indoor Temperature (°F) Outdoor Temperature (°F) Altitude (ft)
71.0 82.0 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
-2.8 n/a n/a
-65.7 -62.3 62.9 1432 1496 0.7 Ring A
-61.3 -57.9 55.9 1352 1413 -0.4 Ring A
-56.5 -53.1 50.8 1291 1348 0.5 Ring A
-54.4 -51.0 46.3 1234 1289 -1.4 Ring A
-48.3 -44.9 40.8 1159 1211 0.3 Ring A
-43.9 -40.5 35.6 1086 1134 0.3 Ring A
-4.0 n/a n/a
Time Averaging Period: 10
Deviations from Standard RESNET Multi-Point Test - Test Parameters
- Fewer than 8 data points were taken.
BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 7/17/2015 Test File: 2220 Maid Marian Ct - Midtown - MP Tectite
Comments
Connections to:
Garage = -45.2 Pa
Mechanicals = -50