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Karlson Enterprises
New Lenox, IL 60451
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Our Story
Our main lines of business include: Air Conditioning Contractors, Heating Contractors, Ventilating Equipment.
Karlson Enterprises has been listed in the Blue Book since 2014.
What We Do
- Air Conditioning Contractors
- Heating Contractors
- Ventilating Equipment
Regions & Counties Serviced
- Chicago, N.W. Indiana
Illinois 1
- Will
Our CSI Codes
23 01 20 - Operation and Maintenance of HVAC Piping and Pumps
23 01 30 - Operation and Maintenance of HVAC Air Distribution
23 01 50 - Operation and Maintenance of Central Heating Equipment
23 01 60 - Operation and Maintenance of Central Cooling Equipment
23 01 70 - Operation and Maintenance of Central HVAC Equipment
23 01 80 - Operation and Maintenance of Decentralized HVAC Equipment
23 06 20 - Schedules for HVAC Piping and Pumps
23 06 30 - Schedules for HVAC Air Distribution
23 06 30.16 - Air Terminal Unit Schedule
23 06 30.19 - Air Outlet and Inlet Schedule
23 06 50 - Schedules for Central Heating Equipment
23 06 50.13 - Heating Boiler Schedule
23 06 70 - Schedules for Central HVAC Equipment
23 06 70.13 - Indoor, Central-Station Air-Handling Unit Schedule
23 06 70.16 - Packaged Outdoor HVAC Equipment Schedule
23 06 80 - Schedules for Decentralized HVAC Equipment
23 06 80.13 - Decentralized Unitary HVAC Equipment Schedule
23 06 80.16 - Convection Heating and Cooling Unit Schedule
23 20 00.00.01 - HVAC Piping and Pumps
23 30 00.00.01 - HVAC Air Distribution
