Thanks for stopping by

You'll find everything you need right here. Our team is on top of (and inside, and around) all things HVAC. We work with the top manufacturers, and our customer service is the reason we've been in business 50+ years.

If you have any questions or suggestions, please drop me a line through the contact page. Yes, I do read the emails personally. Also, check back because we change up our special offers fairly often. Thanks for visiting.

Dave Harster

Latest News

A lot of my customers have commented that, next to our billboards, they like when we post things about the history of our company or our buildings. History’s a cool thing – and something most big box stores don’t have much of, right? (Sorry, had to take that poke). ...


Why Harster?

“I just wanted to say thank you. The office staff is always nice and friendly. Our technician, Jerry, was prompt and pleasant.”


Our Billboards

You've seen them around town, and we'll showcase them here.