Combination Pipe Systems

Sometimes two or three different pipe arrangements will be com­bined in a single heating system. For example, it is not unusual to find a two-pipe, reverse-return system combined with a series­loop system. Combination pipe systems are usually found in commercial or industrial buildings and are fitted to specific design needs.

Posted in Audel HVAC Fundamentals Volume 1 Heating Systems, Furnaces, and Boilers