HomeMy WebLinkAbout1320 REEVES DR - DISCLOSURES - 11/21/2002Sara's Energy Scoring
813 Oxford LN
DATE FT. COLLINS, CO 80525
11/21/02 (970)377-1056
CUSTOMER: US Homes �
1320 Reeves
Fort Collins ,CO
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 45 F
Volume = 26500 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
55
120
1888
—0.6
Ring A
47
115
1849
1.1
Ring A
40
106
1776
1.0
Ring A
35
95
1682
—1.2
Ring A
26
80
1545
—2.6
Ring A
20
77
1516
1.9
Ring A
Correlation Coefficient
r = .9848
Results:
Flow Coefficient
C = 721.75
Air Flow @ 50 Pascals :
1856 CFM50 +/— 1.0%
4.20 ACH50 (Air Changes Per Hour)
Exponent
n = 0.241
Effective Leakage Area (LBL) = 285.93 Square Inches +/—
Equivalent Leakage Area (CANADA) = 369.52 Square Inches +/—
Estimated Natural Infiltration (50 Pascal Flow Divided By 13.6)
= 137 CFM
= 68.4 CFM/OCCUPANT
= 0.31 AIR CHANGES PER HOUR
Na m
4.8%
2.9%