Family owned GEOTHERMAL Heat Pump & Furnace Repair & installation
We install and service heat pumps, geothermal, and traditional heating and air conditioning systems in Northeast Ohio. We're family owned and operated and have been in business for 14 years with excellent reviews. DMiller Mechanical will meet all of your HVAC needs.
If you want to stay warm in the winter and cool in the summer and save some money on your utility bills you're at the right place! We loving making home comfortable and comfort systems more efficient.See all services
Air Conditioning Installation
Get a quality air conditioning system and enjoy a cool house for many years. We'll size your AC unit correctly and install it professionally.See Details
Need a new furnace? We can recommend the perfect one for you and install it quickly and professionally.See Details
Use the ground around your house to heat and cool it year-round! Geothermal is a super-efficient way to keep your home comfy.See Details
Heat Pump Installation
Heat Pumps can pull heat from the air to keep you warm in the winter and double as an air conditioner in the summer while saving you money.See Details
Heat Pump Repair
There comes a time with every Heat Pump System when you'll need an expert to do repairs or maintenance. If that's what you need, give us a call, or request a repair quote. We have years of experience, and we will do our best to fix your system quickly.See Details
Geothermal systems are a low-maintenance way of keeping your home both warm and cool, but they also need repair sometimes. That is when you need a professional! Give us a call and we will get your system running smoothly.See Details
Keeping Our Customers Comfortable & Happy
Check out our Google and Home Advisor reviews and leave us your own if you've enjoyed working with us.
A Trustworthy HVAC Company Built by a Family
A great reputation
Proverbs 22:1 says "A good name is more desirable than great riches". That's so true and it's how we run our business here in Northeast Ohio.
In business since 1992
We've been working hard and keeping customers comfortable since before most people had internet. A lot has changed in the world since then and our family has grown up a lot but we still run our business the same way.
Quality equipment - Expert installers
We don't play the price game because that means selling inferior equipment. We work with equipment we know will last because we've seen it last. Brands like Bosch, Carrier, and Bryant.
Frequently asked questions
Here are some questions we get asked pretty often so let's go ahead and answer them. If you still have questions please contact us.Contact us
We install and service in Stark, Columbiana, Carrol, Mahoning, Portage, Tuscarawas, and all surrounding counties in Ohio.
Absolutely! Heats pumps systems are much more efficient than they used to be and are extremely efficient even in cold weather. You will still need a backup heat source for an air exchange heat pump system but most of the time you won’t need to use it.
A geothermal system harnesses the heat trapped underground to heat your house. By laying a series of pipes several feet below the surface of your yard, we can use the difference between the ground temperature and air temperature to keep your house warm in the winter and cool and you comfortable while saving you money!