Volume 1: Distributed Electrical Systems and Equipment
Emergency Power, General Power, Telecommunications, Conduit, Cable Trays, Bus Ducts, Suspended Electrical Equipment, Terminal Boxes and Pull
Volume 2: Mechanical Piping, HVAC Duct and Equipment
Cold Water, Heating Hot Water (Hydronics), Other Mechanical Piping, HVAC Duct and In-Line Equipment, Vibration Isolated Systems and
Suspended Mechanical Equipment.
Volume 3: Plumbing, Piping and Fire Suppression
Domestic Hot and Cold Water, Sanitary Sewer Lines, Roof Drain Leaders, Fuel Gas, Medical Gas, Process Piping and Fire Protection Piping.