Division 15 -- Mechanical
15050 - Basic Materials and Methods
15100 - Building Services Piping
15300 - Fire Protection Piping
15400 - Plumbing Fixtures and Equipment
15500 - Heat Generation Equipment
15600 - Refrigeration Equipment
15750 - Heating, Ventilation and Air Conditioning Equipment
15900 - HVAC Instrumentation and Controls
15950 - Testing. Adjusting, and Balancing
15995 - Commissioning of the HVAC System