When you are looking for a heating or cooling company in the Lima, Ohio area, we know you have many HVAC companies from which to choose. That is why we aim to provide only the best heating and cooling products, with service you can trust.

At John P. Timmerman Co., we know your home’s heating and cooling are only as good as the equipment you use. That is why we work with the top heating and cooling manufacturers. We only carry products from brands with a proven track record of effective heating and cooling, and reliability for the life span of each machine. When you call us for an estimate, we are delighted to show you how Ruud, LG, Navien, WaterFurnace, and Weil McClain can help make your life easier.

We offer FREE in-home, no obligation, estimates.

Check out our partners in Heating and Cooling