HomeMy WebLinkAbout421 BANNOCK ST - DISCLOSURES - 1/19/2013 (2)Date of Test: 1-19-13
Customer: Encore Homes
Windsor, CO 80550
BUILDING LEAKAGE TEST
Thermal Concepts
6617 S. College Ave
Fort Collins, CO 80525
Test File: Encore Homes 421 Bannock BD
Technician: Paul Higman
Project Number:
Building Address: 421 Bannock
Fort Collins, CO 80524
Test Results
1. Airflow at 50 Pascals: 1002 CFM50 (+/- 1.2 %)
(50 Pa = 0.2 w.c.) 3.65 ACH50
0.6387 CFM50/ft2 floor area .
2. Leakage Areas: 60.8 in2 (+/- 4.4 %) Canadian EgLA @ 10 Pa
23.9in2(+/-7.3%)LBLELA@4Pa
3. Building Leakage Curve: Flow Coefficient (C) = 21.7 ( +/- 11.7 %)
Exponent (n) = 0.980 ( +/- 0.032 )
Correlation Coefficient = 0.99733
4. Test Settings: Test Standard: CGSB
Test Mode: Depressurization
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 23.7 CFM
0.09 ACH
2. Estimated Design Infiltration Rate: Winter: 40.4 CFM Summer: 22.7 CFM
0.15 ACH 0.08 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: 1-19-13 Test File: Encore Homes 421 Bannock BD
Building Information Location Climate Information
Volume
16474
Surface Area
Floor Area
1669
Height
16
# of Bedrooms
3
# of Occupants
Year of Construction
Wind Shield
M
Heating and Cooling Cost and Efficiency Information
Heating Fuel Gas
Heating Fuel Cost
Heating Efficiency %
Cooling Fuel Cost
Cooling SEER
Ventilation Weather Factor
0.87
Energy Climate Factor
17.00
Heating Degree Days
6020
Cooling Degree Days
287
Design Winter Wind Speed
9.0 mph
Design Summer Wind Speed
7.0 mph
Design Winter Temp Diff
69 deg F
Design Summer Temp Diff
16 deg F
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: 1-19-13 Test File: Encore Homes 421 Bannock BD
Depressurization Test:
Environmental Data
Indoor Temperature (OF) Outdoor Temperature (OF)
62.0 29.0
Data Points - Data Entered Manually
Nominal Baseline Adjusted
Building Pressure Building Pressure
(Pa) (Pa)
Fan
Pressure
(Pa)
Nominal
Flow
(cfm)
Adjusted
Flow
(cfm)
% Error
Fan
Configuration
-1.1
n/a
n/a
-50.3
-49.1
285.3
999
967
-1.9
Ring B
-45.0
-43.9
242.6
922
892
1.3
Ring B
-40.7
-39.6
201.6
841
814
2.2
Ring B
-35.6
-34.5
149.4
725
702
0.9
Ring B
-30.1
-29.0
98.9
591
572
-2.5
Ring B
-25.0
-23.9
67.8
490
474
-2.3
Ring B
-20.9
-19.8
50.4
423
409
1.5
Ring B
-1.2
n/a
n/a
Deviations from Standard CGSB - Test Parameters
- Test data was not collected at
all 8 recommended target building pressures.
BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 1-19-13 Test File: Encore Homes 421 Bannock BD
Comments
House wrt Garage =-47.4pa
House wrt Mech Rm=outside conditioned space