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Our Story
Our main lines of business include: Air Conditioning Contractors, Heating Contractors.
Chicago Home Improvement Service Inc. has been listed in the Blue Book since 2007.
We are specialized in car wash, gas stations, restaurants, hotels and multi units building HVAC you need. Beside that we do all commercial and residental project in Chicago land area.
Commercial Experience
Regions & Counties Serviced
Illinois 11
- Boone
- Cook
- Dekalb
- Dupage
- Kane
- Kankakee
- Kendall
- Lake
- Mchenry
- Will
- Winnebago
Indiana 6
- Jasper
- La Porte
- Lake
- Newton
- Porter
- St Joseph
Wisconsin 5
- Kenosha
- Milwaukee
- Racine
- Walworth
- Waukesha
Our CSI Codes
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 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 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 30 00.00.01 - HVAC Air Distribution
