Numbers and Titles



IncludesHVAC piping, pumps, and water treatment for a structure.
See23 05 93 for testing, adjusting, and balancing for HVAC. 23 09 00 for instrumentation and control for HVAC. 33 60 00 for site hydronic and steam energy utilities.
23 21 00Hydronic Piping and Pumps
23 22 00Steam and Condensate Piping and Pumps
23 23 00Refrigerant Piping
23 24 00Internal-Combustion Engine Piping
23 25 00HVAC Water Treatment