HomeMy WebLinkAbout1526 Coral Sea Ct - Disclosures - 11/18/2003Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
11/18/03 (970)377-1056
CUSTOMER: US Homes
1526 Coral Sea
Fort Collins ,CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 45 F
Volume = 32500 Cu. Ft. Above Grade Surface Area = 0 Sq. Ft.
Number of Stories = 2 Number of Occupants = 2
Wind Shield Factor = 1
HOUSE TEST : Depressurized
Fan Model = 3
Performed By SARA
Data Points:
House Pressure
Fan Pressure
CFM
%Error
Fan Configuration
58
145
2074
1.5
Ring A
51
133
1987
0.2
Ring A
45
121
1896
-1.6
Ring A
36
109
1801
-1.6
Ring A
24
93
1665
-0.1
Ring A
19
86
1601
1.4
Ring A
Correlation Coefficient
Flow Coefficient
Exponent
r = .9901
C =
800.97
n = 0.230
Results:
Air Flow @ 50 Pascals :
= 1973 CFM50 +/- 0.8%
= 3.64 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 312.56 Square Inches +/- 3.8%
Equivalent Leakage Area (CANADA) = 399.92 Square Inches +/- 2.3%
Estimated Natural Infiltration (50 Pascal Flow Divided By 13.6)
= 145 CFM
= 72.7 CFM/OCCUPANT
= 0.27 AIR CHANGES PER HOUR
d
R
f