HomeMy WebLinkAbout433 Riva Ridge Dr - Miscellaneous - 01/23/2001SARA'S ENERGY SCORING
1225 W Prospect P-14
DATE FT. COLLINS CO 80526
O1/23/00 (970)495-9922
[_US-TOM_ER_:_ Kaufman- and- Broad-
433 Riva Ridge
Ft. Collins Co
BUILDING CONDITIONS:
Interior Temp = 65 F Exterior Temp = 45 F
Volume = 17658 Cu. Ft. Above Grade Surface Area = 0 Sa. 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
57 250 919
1.5
Ring B
50 230 881
1.4
Ring B
46 200 821
-3.1
Ring B
40 187 794
-2.0
Ring B
32 170 756
0.2
Ring B
25 150 710
1.6
Ring B
Correlation Coefficient Flow Coefficient
Exponent
r = .9773 C =
252.89
n = 0.316
Results:
Air Flow @ 50 Pascals
- 9 CFM50 +/- 1.1%
= 2.95 ACH50 (Air Changes Per
Hour),-
Effective Leakage --Area {-LBL) _--J-11.03
S are
Inches +/- 8.1w
Equivalent Leakage Area (CANADA) =
153.58 Square
Inches +/- 5.0g
Estimated Natural Infiltration (50 Pascal
Flow Divided By 13.6)
= 64 CFM
= 32.0 CFM/OCCUPANT
= 0.22 AIR CHANGES PER HOUR
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