HomeMy WebLinkAbout939 Saddlebrook Ln - Disclosures - 05/15/2003Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
05/15/03 (970)377-1056
CUSTOMER: Kaufman and Broad
939 Saddlebrook LN
Fort Collins ,CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp - 55 F
Volume = 27171 Cu. Ft. Above Grade Surface Area = 0 Sq. Ft.
Number of Stories = 2 Number of Occupants = 2
Wind Shield Factor = .9
HOUSE TEST : Depressurized
Fan Model = 3
Performed By SARA
Data Points:
House Pressure
56
Fan Pressure
CFM %Error
Fan Configuration
51
165
2232 -0.1
Ring A
45
152
2143 -0.8
Ring A
37
142
2072 0.4
Ring A
30
127
1961 1.9
Ring A
25
102
1760 -1.3
Ring A
91
1663 -0.3
Ring A
Correlation Coefficient Flow Coefficient
Exponent
r = .9950
C
= 518.29
n = 0.363
Results:
Air Flow @ 50 Pascals :
2145 CFM50 +/- 0.6%
4.74 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 243.07 Square Inches +/- 4.3%
Equivalent Leakage Area (CANADA) = 351.20 Square Inches +/- 2.6%
Estimated Natural Infiltration (50 Pascal Flow Divided By 12.2)
176 CFM
= 87.8 CFM/OCCUPANT
0.39 AIR CHANGES PER HOUR