Four-Pipe System
Sections
Individual Room Control in Dormitory HVAC Systems
Technical guidance for dormitory room-level HVAC control including fan coil configurations, PTAC/PTHP applications, two-pipe vs four-pipe systems, setpoint limiting, occupancy setback, and network integration for energy management.
Fan Coil Systems for High-Rise Buildings
Technical analysis of fan coil unit configurations for tall buildings, including two-pipe and four-pipe systems, ventilation air coordination, water distribution strategies, and tenant control capabilities.