Air Conditioning

Stay cool all summer long with our air conditioner services, including installations, repairs and maintenance in Chicago and the surrounding suburbs, including the entirety of NW Chicago.
Cooling Systems and Components

Our licensed HVAC technicians offer energy-efficient air conditioners with SEER ratings of 13 to 18 or more so that you can save energy and money on your summer cooling bills.

  • Trane Air Conditioners
  • Aprilaire Thermostats
Additional Add-On Components

  • Aprilaire Air Cleaners
  • Aprilaire Humidifiers
  • Apco Air Purifiers
Expert Cooling Services in Chicago and McHenry County

Our licensed HVAC technicians offer all the cooling services you need to keep the air conditioner in your Chicago home or business running efficiently all summer long.

  • Air Conditioner Installations and Upgrades
  • Cooling System Repairs
  • Routine Cooling System Maintenance
  • Cooling System Maintenance Plans
Air Conditioning Installations and Upgrades

Our HVAC technicians offer timely cooling system installations and upgrades. We understand that when you need an air conditioner installed in a new building or a replacement air conditioner in your existing home or business, you need it right away. Our air conditioning technicians will arrive at your home or business on-time to install your new air conditioner. If you are unsure as to the type or size of A/C unit you need, we can recommend new, energy efficient models that will meet or exceed your cooling expectations. It’s all part of the Althoff Advantage.

Air Conditioning Maintenance and Tune-Ups in NW Chicago

Regular air conditioning maintenance can help you keep your air conditioner running reliably and efficiently all summer long. Our spring air conditioner maintenance program checks all of the vital components of your air conditioner, including the thermostat, electrical components, fans and coolant. We’ll even clean your compressor coils to ensure proper heat transfer.

Routine and Emergency Cooling System Repairs

When your air conditioner malfunctions or stops working completely, you need cooling system repairs from our reliable air conditioning technicians. When your air conditioner stops blowing cool air, refuses to turn off or on or makes odd noises, our licensed technicians can locate the problem and repair it so that you can continue to enjoy cool, comfortable indoor temperatures.

Cooling System Maintenance Plans

To help keep your air conditioner running smoothly throughout its entire expected life, we offer silver and gold cooling system maintenance plans. These plans include a discount on parts and labor and one cooling system inspection service call.

Communities We Serve

We are proud to offer our cooling system services to the entirety of Chicago and the NW Chicago suburbs as well as every home and business in McHenry county. When you need A/C repairs or a new unit, you can count on us to help you find the affordable solution.