Skip navigation

Attention Job Seekers! NOW HIRING dedicated people to join the Althoff Industries Team! Read More


Indoor Air Quality Services in Crystal Lake, IL

It’s becoming clearer and clearer that homes in Crystal Lake, IL require specialized indoor air quality services to be healthy and safe. Althoff Industries Inc. can provide these solutions and more.

  • We’ve been family-owned and operated since 1961.
  • Our technicians are NATE-certified.
  • We provide whole home solutions, not just quick fixes.

It’s time to treat your home like the sanctuary it is by working with our air quality experts.

Hand It Off to Althoff!

Schedule Service

After we get some info from you, we’ll set up a time to discuss your project in further detail.

Indoor Air Quality System Installation

We offer a wide variety of IAQ products that can be seen below. Just let us know which one might work for your home and we can get to work on thorough indoor air quality system installation.

Don’t hesitate to tell us what your Crystal Lake, IL home needs.

Indoor Air Quality System Replacement

Is your indoor air quality system not filtering out contaminants anymore? Has it stopped removing foul odors and it’s just taking up space? Then you could be in need of our indoor air quality system replacement services in Crystal Lake, IL.

We will come ready to provide the removal and installation of a system that works at peak performance. We only use skilled and experienced installers and our financing options are flexible. Just hand it off to Althoff Industries Inc.

Indoor Air Quality System Repair

Our team provides two effective services: indoor air quality system repair and indoor air quality system maintenance. Both of these are designed to help your IAQ system target the roots of your stuffy air or illness infested home and remove them.

We can even provide duct services to address the poor air duct quality you’re experiencing in your Crystal Lake, IL home. Whatever it takes, we’ll make measurable improvements.

Serving Greater Chicago

View Map