8.
Typical indirect water heater installation using
circulators is shown in Figure #9.
9.
Typical indirect water heater installation using zone
valves is shown in Figure #10.
Figure #9 - Indirect Water Heater Piping with Circulator
Figure #10 - Indirect Water Heater Piping with Zone Valve
CONNECTING SUPPLY AND RETURN PIPING
DRAIN VALVE
DRAIN VALVE
12