HomeMy WebLinkAbout5615 Coppervein St - Disclosures/Blower Door Test - 01/27/2015BUILDING LEAKAGE TEST
Date of Test: 1/27/2015 Technician: MIchael Chavez
Test File: Meritage Blower Door
Customer: Meritage Homes
7400 E Orchard Rd
Greenwood Village, Colorado 80111
Phone
Building Address: 5615 Coppervein
Ft Collins , CO 80528
Test Results
1. Airflow at 50 Pascals: 1420 CFM ( +/- 0.0 %)
(50 Pa = 0.2 w.c.) 1.59 ACH
0.31 CFM per ft2 floor area
2. Leakage Areas:
3. Minneapolis Leakage Ratio: 0.14 CFM50 per ft2 surface area
4. Building Leakage Curve: Flow Coefficient (C) = 1240.2 ( +/- 0.4 %)
Exponent (n) = 0.035 ( +/- 0.001 )
Correlation Coefficient = 0.99844
5. Test Settings: Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 669.7 CFM
0.75 ACH
2. Estimated Design Infiltration Rate: Winter: 744.0 CFM
0.83 ACH
Summer: 412.1 CFM
0.46 ACH
3. Recommended Whole Building Mechanical 0.0 CFM
Ventilation Rate: (based on ASHRAE 62.2)
Cost Estimates
1. Estimated Cost of Air Leakage for Heating:
2. Estimated Cost of Air Leakage for Cooling:
BUILDING LEAKAGE TEST Page 2
Date of Test: 1/27/2015 Test File: Meritage Blower Door
Building Conditions
Inside Temperature: 68 deg F Heating Fuel: Gas
Outside Temperature: 30 deg F Heating Fuel Cost:
# of Stories 4.0 Heating Efficiency:
Heating Degree Days: 6020
Wind Shield: M Cooling Fuel Cost:
# of Occupants Cooling SEER:
Cooling Degree Days: 287
# of Bedrooms: 4.0
Volume: 53655 ft3 Ventilation Weather Factor: 0.87
Surface Area: 10158 ft2 Energy Climate Factor: 17.0
Floor Area: 4510 ft2
Design Winter Wind Speed: 9.0 mph Design Winter Temp Diff: 69 deg F
Design Summer Wind Speed: 7.0 mph Design Summer Temp Diff: 16 deg F
Comments
GWRTH = 46.5@50 PA
BUILDING LEAKAGE TEST Page 3
Date of Test: 1/27/2015 Test File: Meritage Blower Door
Data Points: Data Entered Manually
Nominal
Building
Pressure (Pa)
Fan Pressure
(Pa)
Nominal
Flow
Temperature
Adjusted
Flow % Error
Fan
Configuration
Baseline
Std Dev (Pa)
-3.3 n/a +/- 0.00
-65.0 67.7 1485 1431 0.0 Ring A
-60.0 67.3 1480 1426 -0.0 Ring A
-55.0 66.8 1475 1421 -0.0 Ring A
-50.0 66.4 1470 1416 -0.0 Ring A
-45.0 65.9 1465 1411 0.0 Ring A