Dunkirk Helix VX Vertical Laser Tube Wall Hung Stainless Steel Modulating Condensing Boiler - Manual (Page 17)

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FIGURE 5-5 Single Boiler Primary/Secondary Two-Pipe Zoned System With Zone Valves
FIGURE 5-6 Single Boiler Primary/Secondary Two-Pipe Zoned System With Zone Pumps
DHW
Pump
CH/System
Pump
DHW
Pump
Zone
Pump
5 - HYDRONIC PIPING
Primary Loop Equivalent Length
Calculation & Pump Selections may
be found on pages 84 thru 87 of this
manual.