I. PIPING DIAGRAMS - Water and Space Heating
10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13. Aquastat or system/pipe sensor connects to DHW sensor input on boiler.
Get Price