If you’ve been told you need a new furnace, a second opinion can give you the information you need to make an informed decision.

Extended! Through January 31, 2019, get a free second opinion on furnace replacement. Must present competitor’s service ticket listing their findings to claim offer.


Our HVAC Technicians will thoroughly test your heating system to verify the previous diagnosis and evaluate any issues and their causes.

We’ll make a recommendation for repair or replacement based on our findings so you’ll have peace of mind that you’re making the best choice.

Althoff Industries serves residents of Chicago and the northwest suburbs. When you schedule an appointment with us, we’ll narrow it down to a two-hour window so you don’t have to spend all day waiting.

Our Comfort Specialists have flexible appointment hours to meet your needs. 

Complete the form to request an appointment and we’ll get back to you within one business day.

Can’t wait? Call us at 815-455-7000 for immediate service.


Request Appointment for Free Second Opinion