PB Heat MI User Manual download pdf (Page 11)

C. PIPING FOR ZONED SYSTEMS

1. See Figures 3.5 and 3.6 for basic zoned system

layouts.

2. Run each zone pipe down then up to zone to

prevent air accumulation in piping.

3. If required, provide means to isolate and drain each

zone separately.

WATER PIPING AND CONTROLS

Figure 3.5: Zone Piping with Zone Valves

Figure 3.6: Zone Piping with Circulators

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PB Heat MI User Manual Page 11