CWH companion water heater — Product Manual
Water
Heater
Model
AHRI certified ratings
180°F boiler water entering | 58°F to 135°F domestic water
Potable
Water
Volume
Heat Source
Water
Volume
Standy
Heat
Loss
Continuous
Draw Rating
First Hour
Rating
Minimum
Heat Output
Rate from
Heat Source
Minimum
Heat Source
Flow Rate
Heat Source
Friction Loss
First Draw
Rating
Gallons Gallons
Degrees F
per hour
GPH GPH Btu/hr GPM Feet w.c. GPH
CWH
18.2 1.4 2.5 172 187 113,000 14.0 3.6 15
The ratings in this table are certified by AHRI. The conditions under which these ratings were obtained are listed below.
These ratings were obtained with a heat source output rate of at least 113,000 Btu/hr at a heat source flow rate of 14 gpm.
Other results will be obtained under different conditions.
See previous page for ratings at other conditions
AHRI ratings
®
Part number 635-500-156/0113
42
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