As the first big heat rush of the season hits West Michigan, many of us will be turning on, or pulling out the air conditioners.

And whether you use an internal HVAC system, window unit, or another kind of device to cool down, there are some things you may not know you're doing wrong.

Experts at Pro-Tech Heating & Cooling in Walker talked to 13 ON YOUR SIDE about some of the most common problems they see this time of year.

Read more of the story here: https://bit.ly/39ofn2Z

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