Heating Services
Furnaces
If you're having furnace trouble, we're here to help!
Furnace Services in Maryland, Pennsylvania, and West Virginia
When you need furnace service in Hagerstown MD, Frederick MD, Greencastle PA, or Charles Town WV, give us a call at Larry & Sons. We promise to get to you quickly, figure out what your furnace needs, and get straight to work fixing, installing, or checking to make sure that your furnace is running well.
At Larry & Sons, we promise that we will get to you as fast we can. We know that you need your furnace to work well in order to stay comfortable and keep your pipes from freezing. Our technicians understand that this is an emergency for you and they will act accordingly.
Furnace Repair



No matter what has gone wrong with your furnace, we’ll get your furnace repaired as fast as we can, without sacrificing the quality of our work. We can handle any furnace problem, be it big or small, and we’ll make sure your home is fully functional once again before we leave.
Don’t leave your furnace in disrepair until tomorrow! We have seen these problems get worse fast. Keep your heat on by calling us at the first sign of a problem. We may even be able to repair your furnace before it dies completely.
Furnace Replacement
Are you looking for a furnace replacement? At Larry & Sons, we will match you with the perfect new furnace for your home. Our furnace service includes this matching service because we want to make sure that everyone has the very best furnace for their needs.
We’ll never suggest a furnace replacement that we wouldn’t be happy putting in our own homes. They come from reputable manufacturers and should work well for you for many years!
New Furnace Installation
Once you choose your new furnace, the experts at Larry & Sons will handle your furnace installation. We can also install furnaces that you already have from other sources.
We perform every type of furnace installation according to manufacturer standards. We’ll check each part to ensure it is working as designed, then we’ll test the whole thing at the end to make sure it is heating your home.
Heater Maintenance and Furnace Tune-Ups
Regular furnace service in this area, aka furnace maintenance, can keep your furnace running well for many years. We’ll check to see if repairs are needed and make sure your furnace can work efficiently, too. If we find any problems, we’ll fix them fast so you can stay warm all winter long! Ask us about our heating maintenance plan!
Call us at Larry & Sons whenever you need furnace service in Maryland, Pennsylvania, or West Virginia. We’ll get to you quickly and take care of everything so you can stop worrying and get comfortable at home again! We perform all types of heating repairs to help make sure that you stay warm in your home year round!
Click here to make your appointment today with one of our heating service technicians today!
WE VALUE YOUR...
























4.9 Stars | 2,000+ Reviews

















































































































Just bought my house literally a week ago and have already met 3 of your wonderful technicians (2 heating and 1 plumbing). They are polite and personable, and I feel like I can trust that they are doing what is best for my home… not just for the company’s bank account. That is difficult to find in any type of Service Company. Thank you!
Josh was wonderful. We just bought a house that needs a lot of work, and the heating systems were no exception. He looked everything over and gave me several options for the amount of work that needs to be done. I felt he was honest and sincere in his diagnosis of my many issues, and in trying to figure out the best options, while still remaining economical. He was very polite and personable as well. Thanks Josh!

















































































































“Thank you so much to everyone from Larry and Sons. Everyone I deal with on the phone is always great; Amy-Jo and Heather are always so nice. I called in with a broken water line emergency; Rich came out quickly and got me a temporary water line set
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