HomeMy WebLinkAbout6802 COLONY HILLS LN - DISCLOSURES - 4/21/2004Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
04/21/04 (970)377-1056
CUSTOMER: Kaufman and Broad
6802 Colony hills LA
Fort Collins ,CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 35 F
Volume = 20500 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
54
70
1432
0.9
Ring A
45
59
1316
—0.4
Ring A
35
48
1188
—0.9
Ring A
28
41
1099
—0.0
Ring A
23
34
1002
—1.7
Ring A
17
29
926
2.2
Ring A
Correlation Coefficient
Flow Coefficient
Exponent
r = .9972
C
301.67
n = 0.388
Results:
�..
Air Flow @ 50 Pascals : "
= 1377 CFM50 +/— `0.8%
4.03 ACH50 (Air Changes,Per,Hour)
Effective Leakage Area (.LBL) 146.46 Square Inches +/— 3.2%
Equivalent Leakage Area (CANADA).=, 216.51 Square Inches +/— 1.9%
Estimated Natural Infiltration (50 Pascal Flow Divided By 13.6)
= 101 CFM
= 50.7 CFM/OCCUPANT
0.30 AIR CHANGES PER HOUR
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