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00 00 00 Procurement and Contracting Requirements
01 00 00 General Requirements
02 00 00 Existing Conditions
03 00 00 Concrete
04 00 00 Masonry
05 00 00 Metals
06 00 00 Wood, Plastics, and Composites
07 00 00 Thermal and Moisture Protection
08 00 00 Openings
09 00 00 Finishes
10 00 00 Specialties
11 00 00 Equipment
12 00 00 Furnishings
13 00 00 Special Construction
14 00 00 Conveying Equipment
21 00 00 Fire Suppression
22 00 00 Plumbing
23 00 00 Heating, Ventilating, and Air Conditioning (HVAC)

23 01 00 Operation and Maintenance of HVAC Systems
23 05 00 Common Work Results for HVAC
23 06 00 Schedules for HVAC
23 07 00 HVAC Insulation
23 08 00 Commissioning of HVAC
23 09 00 Instrumentation and Control for HVAC
23 10 00 Facility Fuel Systems
23 20 00 HVAC Piping and Pumps
23 30 00 HVAC Air Distribution
23 40 00 HVAC Air Cleaning Devices
23 50 00 Central Heating Equipment
23 60 00 Central Cooling Equipment
23 70 00 Central HVAC Equipment
23 80 00 Decentralized HVAC Equipment

25 00 00 Integrated Automation
26 00 00 Electrical
27 00 00 Communications
28 00 00 Electronic Safety and Security
31 00 00 Earthwork
32 00 00 Exterior Improvements
33 00 00 Utilities
34 00 00 Transportation
35 00 00 Waterway and Marine Construction
40 00 00 Process Interconnections
41 00 00 Material Processing and Handling Equipment
42 00 00 Process Heating, Cooling, and Drying Equipment
43 00 00 Process Gas and Liquid Handling, Purification, and Storage Equipment
44 00 00 Pollution and Waste Control Equipment
45 00 00 Industry-Specific Manufacturing Equipment
46 00 00 Water and Wastewater Equipment
48 00 00 Electrical Power Generation

Divisions > 23 00 00 Heating, Ventilating, and Air Conditioning (HVAC) >

23 50 00 Central Heating Equipment

Includes

boilers, feedwater equipment, and draft accessories; furnaces; heaters; heat exchangers; and breechings, chimneys, and stacks.

See

23 05 93 for testing, adjusting, and balancing for HVAC. 23 07 16 for HVAC equipment insulation. 23 09 00 for instrumentation and control for HVAC. 23 11 00 for facility fuel piping. 23 21 00 for hydronic piping and pumps. 23 22 00 for steam and condensate piping and pumps. 33 61 00 for site hydronic energy distribution. 33 63 00 for site steam energy distribution. 42 10 00 for process heating equipment.

23 51 00	Breechings, Chimneys, and Stacks
23 52 00	Heating Boilers
23 53 00	Heating Boiler Feedwater Equipment
23 54 00	Furnaces
23 55 00	Fuel-Fired Heaters
23 56 00	Solar Energy Heating Equipment
23 57 00	Heat Exchangers for HVAC