HomeMy WebLinkAbout3508 Rocky Stream Dr - Disclosures/Blower Door Test - 10/09/2014BUILDING LEAKAGE TEST
Customer: Joinery Bldg Group Technician: Justin Heldenbrand
Project Number: EnergyLogic (33741)
Building Address: 3508 Rocky Stream Dr
Fort Collins, CO 80528
Test Results
1. Airflow at 50 Pascals: 1122 CFM50 (+/- 2.7 %)
(50 Pa = 0.2 w.c.) 1.28 ACH50
2. Leakage Area: 61.7 in2 LBL ELA @ 4 Pa
3. Building Leakage Curve: Flow Coefficient (C) = 84.7 (+/ 58.8 %)
Exponent (n) = 0.661 ( +/- 0.145 )
Correlation Coefficient = 0.97658
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: 65.4 CFM
0.07 ACH
10.9 CFM per person
2. Estimated Design Infiltration Rate: Winter: 123.1 CFM Summer: 77.2 CFM
0.14 ACH 0.09 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: 89.8 CFM
Base Rate: 89.8 CFM
Infiltration Credit: <0.0 CFM>
BUILDING LEAKAGE TEST Pag2 o�f 4
Date of Test: 10/09/14 Test File: 3508 Rocky Stream Dr -Multi Point T t4
i e
Building Information
Volume
52575
Surface Area
10082
Floor Area
4485
Height
20
# of Bedrooms
5
# of Occupants
6
Year of Construction
2014
Wind Shield
M
Heating and Cooling Cost and Efficiency Information
Heating Fuel Gas
Heating Fuel Cost
Heating Efficiency %
Cooling Fuel Cost
Cooling SEER
Location Climateinformation
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
Equipment Information
Type
Manufacturer
Model
Serial Number
Custom Calibration Date
Fan
Energy Conservatory
Model 3 (110V)
Default
Micromanometer
Energy Conservatory
DG700
275 6
03/20/08
BUILDING LEAKAGE TEST Page 3 of.4,,
Date of Test: 10/09/14 Test File: 3508 Rocky Stream Dr -Multi Point Tectite a
Depressurization Test:
Environmental Data
Indoor Temperature (OF)
Outdoor Temperature (*F)
Altitude (ft)
58.0
59.0
5003.0
Data Points
Nominal Baseline Adjusted Fan
Building Pressure Building Pressure Pressure
(Pa) (Pa) (Pa)
Nominal Adjusted
Flow Flow Fan
(cfm) (cfm) % Error Configuration
-5.3 n/a
n/a
-73.5 -69.2
55.8
1351
1383
-0.6
Ring A
-69.2 -64.9
54.0
1329
1360
2.0
Ring A
-69.2 -64.9
49.9
1279
1309
-1.8
Ring A
-61.9 -57.6
42.5
1183
1211
-1.7
Ring A
-58.7 -54.4
41.7
1172
1199
1.0
Ring A
-56.2 -51.8
41.3
1167
1194
3.9
Ring A
-55.2 -50.9
36.5
1099
1124
-0.9
Ring A
-49.9 -45.5
30.9
1012
1035
-1.8
Ring A
-3.3 n/a
n/a
Time Averaging Period: 10
Deviations from Standard RESNET Multi -Point Test - Test Parameters
None
* correlation coefficient outside of normally accepted limits.
* n value and/or correlation coefficient limits are not officially part of the RESNET Multi -Point Test
Standard.
BUILDING LEAKAGE TEST Page 4 of 4
Date of Test: 10/09/14 Test File: 3508 Rocky Stream Dr -Multi Point Tectite
Comments
Connection to:
Mechanicals -50pa
Garage -47.1 pa