PFG Series 7
Bypass piping
Bypass piping is not normally required on any baseboard system.
Bypass piping should be used for the following instal- lations. (Bypass, supply, and return piping should be same size.)
1.Use the piping shown in Figure 3 to protect:
•radiant panels, plaster, etc. from high temperature water supplied from boiler, or
•boiler from condensation caused by low temperature water returned from system.
2.Use the piping shown in Figure 4 to protect boiler from condensation formed by low water temperature returned from large water content converted gravity systems, etc.
Figure 3
Figure 4
Part Number