HomeMy WebLinkAbout3421 Meadowlark Ave - Miscellaneous - 08/14/2001SARA'S ENERGY SCORING
1225 W Prospect P-14
DATE FT. COLLINS CO 80526
08/14/01 (970)495-9922
CUSTOMER: Kaufman and Broad,
3421 Meadowlark lVe.
FT. COLLINS CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 45 F
Volume = 17876 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
Data Points:
House Pressure
Fan Pressure
CFM
$Error
Fan Configuration
57
280
971
1.1
Ring B
50
245
907
-0.5
Ring B
41
210
839
-0.5
Ring B
33
174
763
-1.5
Ring B
24
140
683
0.0
Ring B
18
115
619
1.4
Ring B
Correlation Coefficient
Flow Coefficient
Exponent
r = .3979
C =
195.65
n = 0.193-
Results
Air Flow @ 50 Pascals :
912 CFM50 +/- 0.6%
3.06 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 95.70 Square Inches +/- 2.9$
Equivalent Leakage Area (CANADA) = 142.17 Square Inches +/- 1.8%
Estimated Natural Infiltration (50 Pascal Flow Divided By 13.6)
67 CFM
= 33.6 CFM/OCCUPANIr
= 0.23 AIR CHANGES PER HOUR
u
Z�-