HomeMy WebLinkAbout6402 Carmichael St - Disclosures - 02/06/2003Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
02/06/03 (970)377-1056
CUSTOMER: US Homes
6402 Carmichael
Fort Collins ,CO
LLDING CONDITIONS:
Interior Temp = 65 F
Volume = 23500 Cu. Ft.
Number of Stories = 2
Wind Shield Factor = 1
HOUSE TEST :Depressurized
Fan Model = 3
Performed By SARA
Data Points:
Exterior Temp = 20 F
Above Grade Surface Area = 0 Sq. Ft.
Number of Occupants = 2
House Pressure
Fan Pressure
CFM
%Error
Fan Configuration
59
101
1695
2.0
Ring A
51
86
1566
—0.3
Ring A
45
76
1473
—1.6
Ring A
37
65
1363
—1.8
Ring A
32
58
1288
—1.8
Ring A
22
48
1173
3.2
Ring A
Correlation Coefficient
Flow Coefficient
Exponent
r = .9874
C =
345.36
n = 0.385
Results:
Air Flow @ 50 Pascals
1558 CFM50 +/— 1.1%
3.98 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 166.99 Square Inches +/— 7.3%
Equivalent Leakage Area (CANADA) = 246.19 Square Inches +/— 4.5%
Estimated Natural Infiltration (50 Pascal Flow Divided By 13.6)
= 115 CFM
= 57.4 CFM/OCCUPANT
= 0.29 AIR CHANGES PER HOUR