Heating

The Difference Between Commercial and Residential HVAC Services for your Chicago Property

Do you know the differences between residential HVAC and commercial HVAC? Knowing the differences can help you choose the right contractor for...

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Plumbing

Why Does My Heater Make a Screeching Sound?

“Do you know how old your sump pump is?” I love to ask people this when I get the chance. Unless they...

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Heating

How to Keep Your Household Safe from Furnace Carbon Monoxide Poisoning

Most of us view our homes as inanimate objects, constructed of wood, bricks, steel, glass, and roofing materials. Few look at our...

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Heating

3 Most Common Winter Furnace Repairs

During winter’s blast, our furnaces work overtime to keep us comfortable without much regard to age or condition. Eventually, the weakest link...

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Heating

HVAC Installation Day: 6 Steps our Team Takes to Ensure Success

HVAC installation day for your new HVAC system is an exciting time for our team at Althoff Industries. While we try to...

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Indoor Air Quality

Whole House Humidifier Pros vs. Cons

Many view home heating from a pretty straight-forward standpoint. If they are comfortable, their thermostat is set correctly. If they are not...

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Heating

What To Do Before Calling for Emergency Furnace Repair

It’s a frigid winter day and you wake up to a cold house. You soon discover that the heater isn’t working! Your...

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Heating

Althoff HVAC Trucks: Fully Stocked to Finish Residential Service Jobs

Those who live and work in the Crystal Lake, Northwest Chicago area, and its suburbs have likely seen our Althoff Industries service...

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Heating

10 Tips to Save on Illinois Energy Costs this Winter

Odds are you and your neighbors are looking for ways to save on heating costs this winter. You’ll be glad to know...

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What Are Other Homeowners Saying?

I just wanted to thank you for the great service we received over the past few days in repairing our furnace.

Mark Stephenson

4.8

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on 1094 reviews

Serving Chicago's Suburbs

We proudly serve homeowners throughout the following areas, delivering
reliable, high-quality service wherever you need us.

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Let’s get your project
started today!

We offer whole-home solutions, not just quick fixes.