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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 21 00
Hydronic Piping and Pumps
23 22 00
Steam and Condensate Piping and Pumps
23 23 00
Refrigerant Piping
23 24 00
Internal-Combustion Engine Piping
23 25 00
HVAC Water Treatment
23 25 13
Water Treatment for Closed-Loop Hydronic Systems
23 25 16
Water Treatment for Open Hydronic Systems
23 25 19
Water Treatment for Steam System Feedwater
23 25 23
Water Treatment for Humidification Steam System Feedwater
23 25 26
Electronic Water Conditioning for HVAC Systems
23 25 33
HVAC Makeup-Water Filtration Equipment
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 20 00 HVAC Piping and Pumps >
23 25 00 HVAC Water Treatment >
23 25 33
HVAC Makeup-Water Filtration Equipment
Includes
water softeners, RO equipment, multimedia filters, self-cleaning strainers, bag-and cartridge-type filters, and centrifugal separators.
No subclassifications exist for this item