HomeMy WebLinkAbout6969 Rosemont Ct - Disclosures - 04/21/2004Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
04/21/04 (970)377-1056
CUSTOMER: Kaufman and Broad
6969 Rosemont 0.
Fort Collins ,CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 35 F
Volume = 21500 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
57
95
1665
-1.7
Ring A
51
85
1576
0.2
Ring A
46
77
1501
2.2
Ring A
41
66
1391
2.2
Ring A
36
50
1212
-3.0
Ring A
30
41
1099
--0.7
Ring A
Correlation Coefficient
Flow Coefficient
Exponent
r = .9905
C =
115.98
n = 0.663
Results:
Air Flow @ 50 Pascals :
1552 CFM50 +/- 1.0%
= 4.33 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 82.44 Square Inches 11.2%
Equivalent Leakage Area (CANADA) = 156.79 Square Inches +/- 7.0%
Estimated Nbtural Infiltration (50 Pascal Flow Divided By 13.6)
114 CFM
57.2 CFM/OCCUPANT
= 0.32 AIR CHANGES PER HOUR
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