Primary-Secondary TEH Manual
Primary-Secondary TEH Manual

Hydronic System Primary-Secondary Rules-Decoupling Systems

Norm Hall Hydronic Design, Monday Morning Minutes, Primary Secondary, Primary Secondary Piping, Pumps

Primary-Secondary (P-S) hydronic piping is a common piping scheme in today’s hydronic heating and cooling systems. This short series of blogs will provide examples of piping schemes which will support the reduction of hot water return temperatures to enhance the value of condensing boilers. The first article will just review the rules of the road in P-S piping.