HomeMy WebLinkAbout903 SADDLEBROOK LN - DISCLOSURES - 2/29/2004 (2)Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
02/29/04 (970)377-1056
CUSTOMER: Kaufman and Broad
903 Saddlebrook Lane
Fort Collins ,CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 48 F
Volume = 32500 Cu. Ft. Above Grade Surface Area = 0 Sq. Ft.
Dumber of Stories = 2 Number of Occupants = 2
Wind Shield Factor = .9
HOUSE TEST : Depressurized
Fan Model = 3
Performed By SARA
Data Points:
House Pressure
Fan Pressure
CFM
%Error
Fan Configuration
52
160
2184
0.2
Ring A
46
147
2094
1.4
Ring A
40
122
1909
-1.6
Ring A
33
103
1756
-1.4
Ring A
26
86
1606
0.3
Ring A
20
69
1440
1.1
Ring A
Correlation Coefficient
Flow Coefficient
Exponent
r = .9964
C =
375.42
n = 0.445
Results:
Air Flow @ 50 Pascals :
2142 CFM50 +/- 0.8%
3.96 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 197.29 Square Inches +/- 4.3%
Equivalent Leakage Area (CANADA) = 307.32 Square Inches +/- 2.6%
Estimated Natural Infiltration (50 Pascal Flow Divided By 12.2)
175 CFM
= 87.7 CFM/OCCUPANT
= 0.32 AIR CHANGES PER HOUR