HomeMy WebLinkAbout615 ROMA VALLEY DR - DISCLOSURES - 11/6/2001Nov 07 01 09:45a SRRR
(9701 266 - 1009 p.3
Sara's Energy Scoring
1225 w. Prospect P-14
DATE FT. COLLINS, CO 80526
11/06/01 (970)495-9603
CUSTOMER: Ashcroft Homes
615 Roma Valley Dr
Fort Collins Co
BUILDING CONDITIONS:
Interior Temp = 68 F Exterior Temp = 60 F
Volume = 34500 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
53
Fan Pressure
CFM %Error
Fan Configuration
47
153
131
2161 0.9
Ring A
40
ill
2001 —1.0
1844 —1.3
Ring A
33
27
97
1725 1.3
Ring A
Ring A
23
79
65
1558 0.9
Ring A
1415 —1.0
Ring A
Correlation Coefficient Flow Coefficient
Exponent
r = .9970
C
= 312.08
n = 0.485
Results:
Air Flow @ 50 Pascals :
2082 CFM50 +/— 0.7%
3.62 ACH50 (Air Changes Per Hour)
Effective Leakage Area (LBL) = 173.34 Square Inches +/— 4.3%
Equivalent Leakage Area (CANADA) = 280.07 Square Inches +/— 2.6%
Estimated Natural Infiltration (50 Pascal Flow Divided By 13.6)
= 153 CFM
76.7 CFM/OCCUPANT
= 0.27 AIR CHANGES PER HOUR