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Summary Report
Indoor T & RH
HVAC Performance
Electric End-uses
Ambient T & RH
Hot Water Heater
AC Scatter Plot
WH Temp & Flow
Hot Water Temps
Duct Moisture

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"CHA database

Database-CHA, Central Florida Frame House (Cocoa, FL)

Pre-Retrofit Features:
- Built 1992
- HERS = 101
- Unvented attic
- R19 attic batts
- White metal roof (in 2005)
- Frame walls insulated to R-11
- Single pane, clear windows, Low-E Double Pane Skylights
- Original SEER10 heat pump
- Solar Water Heater, elec. backup (in 1999)
---(4X10 Collector, 80gal Tank with diff. controller)
- All electric appliances

Feb 21 2012, 00:15 -To- Feb 22 2012, 00:00 EST

Electricity Usage
kWh
Compressor Unit 0.7
Air Handler 0.4
Hot Water 0.7
Total House 22.8

Interior Conditions
Average
Min/Max
Thermostat Temp (deg.F) 76.5 74.4/ 79.3
Thermostat Humidity (%RH) 55.7 54.2/ 58.1
AC Supply Temp (deg.F) 71.5 64.7/ 79.4

Attic Conditions
Average
Min/Max
Mid Attic Temp (deg.F) 66.5 52.1/ 83.1
High Attic Temp (deg.F) 69.7 54.3/ 88.0
Low Attic Temp (deg.F) 66.8 52.6/ 82.6
High Attic Humidity (%RH) 62.6 53.0/ 71.8
Low Attic Humidity (%RH) 67.1 61.3/ 72.9

Duct Conditions
Average
Min/Max
SupplyPlenum Moisture (mV) 456.9 411.4/ 508.6
SE BR Side Moisture (mV) 535.7 500.6/ 572.6
SE BR Bottom Moisture (mV) 910.8 888.0/ 937.0
SE Bdrm Side Temp (deg.F) 69.4 61.0/ 79.6
SE Bdrm Bottom Temp (deg.F) 70.7 63.3/ 77.8

Hot Water Data
Avg/Tot
Min/Max
Hall Hot Shower Temp (deg.F) 76.4 70.9/ 110.1
WH Inlet Temp (deg.F) 73.5 66.4/ 86.9
WH Outlet Temp (deg.F) 83.6 66.5/ 125.6
Hot Water Flow (Gal) 54.7 0.0/ 10.4
Hot Water Avg GPM 0.7 0.1/ 1.3
Hot Water Btu's Output 23265.0
Hot Water Btu's Input 2364.9
W/H Period Efficiency 9.84

Ambient Conditions
Average
Min/Max
Avg Temperature (degF) 62.0 48.8/ 75.3
Avg Relative Humidity (%) 75.6 46.1/ 96.5
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