Site Work
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Concrete
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Masonry & Stone
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Metals
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Wood
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Thermal & Moisture
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Openings
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Finishes
4specs Home Page
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Doors
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Windows
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Exterior Walls
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Handrails
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Interior Walls
Interior Finishes
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Flooring
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Ceilings
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Lighting
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Stairs
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Roofing
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Furnishings
Services, Specialties & Equipment
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HVAC, Plumbing & Electrical
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Residential Products
23 - Heating, Ventilating and Air Conditioning
23 0000 - HVAC
23 0500 - Basic Materials and Methods
07 8400 - Penetration Firestopping
23 0510 - Valves & Regulators
23 0520 - Hangers, Struts and Supports
23 0530 - Heat Tracing for HVAC Piping
23 0550 - Mechanical Sound, Vibration and Seismic Control
23 0560 - Pipe and Duct Identification
23 0570 - Pipe and Wire Concealment
23 0580 - HVAC Coil Anti-Corrosion Coatings
33 1660 - Shop Fabricated Tanks
23 0700 - HVAC Insulation
23 0750 - HVAC Insulation
23 0900 - Instrumentation & Control for HVAC
23 1000 - Facility Fuel Systems
23 1100 - Fuel Oil Specialties
23 1200 - Natural Gas Piping
23 2000 - HVAC Piping and Pumps
23 2100 - Hydronic Piping and Pumps
23 2110 - Pipes and Tubes
23 2120 - Pumps
23 2140 - Piping Specialties
23 2200 - Steam and Condensate Piping
23 3000 - HVAC Air Distribution
23 3100 - HVAC Ducts and Casings
23 3130 - Fabric Ducts
23 3300 - Duct Specialties
23 3400 - HVAC Fans
23 3410 - Axial and Centrifugal Fans
23 3430 - Air Curtain Doors
23 3450 - Bathroom Exhaust Fans
23 3460 - Roof and Attic Fans
23 3470 - Commercial Ceiling Fans
11 3200 - Residential Ceiling Fans
23 3500 - Special Exhaust Systems
23 3600 - Air Terminal Units
23 3630 - Chilled Beams
23 3700 - Air Outlets and Inlets
23 3800 - Ventilation Hoods
23 3810 - Commercial Kitchen Hoods
23 3830 - Laboratory Fume Hoods
23 4000 - HVAC Air Cleaning Devices
23 5000 - Central Heating Equipment
23 5200 - Boilers
23 5500 - Fuel-Fired Heaters
23 5540 - Fuel-Fired Radiant Heaters
23 5600 - Solar Energy Heating Equipment
23 6000 - Central Cooling Equipment
23 6400 - Packaged Water Chillers
23 6500 - Cooling Towers (Packaged and Field-Assembled)
23 7000 - Central HVAC Equipment
23 7100 - Thermal Energy Storage
23 7200 - Energy Recovery Equipment
23 7300 - Indoor Central-Station Air-Handling Units
23 7400 - Packaged Outdoor HVAC Equipment
23 7600 - Evaporative Cooling
23 8000 - Decentralized HVAC Equipment
23 8100 - Unitary Air Conditioning Equipment
23 8140 - Heat Pumps & Geothermal
23 8200 - Terminal Heating and Cooling Units
23 8300 - Radiant Heating Units
23 8310 - Floor Warming and Snow-Melting Equipment
23 8330 - Radiant Heating Units
23 8400 - Humidity Control Equipment
23 8500 - Misting Coolers
Related Associations and Reference Organizations
AABC Commissioning Group
Air Conditioning Contractors of America
(ACCA)
Air Duct Council
Air Infiltration and Ventilation Centre
Air Movement and Control Association International
(AMCA)
American Boiler Manufacturers Association
American Society of Heating, Refrigeration and Air-Conditioning Engineers
(ASHRAE)
American Society of Mechanical Engineers
American Supply Association
Associated Air Balance Council
BACnet International
Compressed Air and Gas Institute
CSA America
Geothermal Resources Council
Heat Exchange Institute
Institute of Heating and Air Conditioning Industries Inc.
International Groundsource Heat Pump Association
Mechanical Contractors Association of America
National Fire Protection Association
( NFPA ) - Publisher of the NEC, Building Construction & Safety Code and 300 related codes and standards.
Pipe Fabrication Institute
Plumbing Heating Cooling Contractors Association
Radiant Professionals Alliance
- Advancing the understanding and acceptance of radiant and hydronic technologies.
Sheet Metal and Air Conditioning Contractors National Association
Spiral Duct Manufacturers Association
Testing, Adjusting and Balancing Bureau
Valve Manufacturers Association