Heating Repair in Louisville & Evansville | Emergency Repair
24/7 Emergency Service

HVAC emergencies happen when you least expect them. Contact the professionals at A+ Derr to take care of your issue. We have the necessary skills and tools to fix your system so you can safely use it once again. Call our team at 833-232-4328 to get emergency HVAC services in Louisville, KY, Evansville, IN, or the surrounding areas.

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Heating Repair in Evansville, IN & Louisville, KY

When the temperatures drop, you’re going to want reliable heating in your home to keep you warm in Evansville, IN, and Louisville, KY. At A+ Derr Heating & Cooling, we provide complete care for your home heating systems to ensure your furnace, geothermal repair, boiler, or heat pump is ready for the first chill of the cold season. Our certified technicians are equipped with the tools, knowledge, and experience needed to get the job done right. Please contact us for all your emergency heating repair needs!

For all your home heating repair needs in Evansville, Louisville, and the surrounding areas, call or contact us online online for a professional inspection, diagnosis, and repair solutions.

Fast Heating Repair Across The Evansville And Louisville Areas

When heat goes out, most homeowners want two things: a clear answer and a quick fix. A+ Derr responds to heating repair calls throughout the Evansville and Louisville regions, including the communities and commuter corridors that connect both sides of the Ohio River.

Evansville Service Area Highlights

In and around Evansville, we commonly help homeowners in areas like the East Side near Burkhardt Road, the West Side near Mesker Park Zoo, and neighborhoods around the University of Southern Indiana. We also serve nearby communities and suburbs where families live and commute, including Newburgh, Darmstadt, and Henderson, plus areas connected by US-41, the Lloyd Expressway, and I-69.

Louisville Service Area Highlights

Across the Louisville area, we frequently run calls in the Highlands, St. Matthews, Middletown, Jeffersontown, Fern Creek, and Okolona. We also serve nearby cities and suburbs that feed into Louisville via I-64, I-65, I-71, and I-265, including New Albany, Jeffersonville, Clarksville, and Shepherdsville.

Common Local Scenarios That Trigger Repair Calls

  • Furnace issues after a rapid temperature drop, including ignition problems, weak airflow, or short-cycling
  • Heat pumps blowing cooler air during freezing stretches, often tied to defrost cycles or auxiliary heat staging
  • Boiler and radiator homes with uneven heat, cold rooms, or circulation issues that show up first in back bedrooms
  • Homes with finished basements or bonus rooms where comfort problems appear before the rest of the house feels off

A Quick Safety Note For Gas Heat

If you smell gas or suspect a carbon monoxide issue, leave the home immediately and call 911. Once the home is safe and gas has been shut off if needed, contact A+ Derr for professional diagnosis and repair.

For heating repair in Evansville, Louisville, or a nearby community, call 833-232-4328 or contact us online to schedule service.

Signs You Need Heating Repair

It’s a known fact that all working systems will eventually need repair, and that includes your boiler, furnace, or heat pump. As a homeowner, it’s important to be aware of the signs that your heating system needs professional attention. The earlier you catch a problem, the better the likelihood that you’ll avoid overall system failure, resulting in expensive replacements. If you notice any of the following, it’s time to seek expert help:

  • Strange sounds: Boilers and furnaces are usually unobtrusive and make minimal noise. If you hear clanking, grinding, or banging sounds, this could be an indicator of loose parts, a broken fan, low water pressure, or something more serious. Our technicians can inspect your heating system and diagnose the problem.
  • Higher heating bill: It’s no coincidence that your poorly performing heating system and high utility bill are occurring together. An overworked system that isn’t performing efficiently is directly tied to the rising cost of electricity needed to keep your system running.
  • Unexplained smells: If you’re turning on your furnace at the beginning of the cold season, you may smell some fuel initially. However, these smells should soon evaporate. If your furnace has a lingering odor that stays, seek immediate attention from a professional.
  • Difficulty starting up unit: If your heating system is having difficulties running without disruption, then you could be encountering a disconnected wire or thermostat-related issue. A technician can inspect and repair the malfunctioning parts to restore full functionality.

Why You Shouldn’t DIY Repairs

As a homeowner, there are lots of small fixes you’ll be able to perform on your own; however, it’s critical that you don’t undertake tasks that could cost you money, time, and injury. Boilers, furnaces, and heat pumps are complex systems with countless moving parts that must work together. Not only can a DIY repair lead to further damage to your system, but a poorly operating system can also result in higher operating costs and overall system failure. A trained technician can diagnose and identify the specific malfunction within your heating system and offer repair recommendations that save you money, prevent additional damages, and get to the root of the problem quickly.

 

Prevent Repairs With Regular Heating Maintenance

The key to longevity and durability is routine maintenance. Keeping your system repaired, cleaned, and in peaking working condition ensures that it will provide reliable service for years to come and prevent early system replacement. When you sign up for one of our HVAC maintenance plans, our technicians provide first-rate service and savings to keep your system running like new. With our Ultimate Savings Agreement, you’ll also enjoy benefits such as:

  • Priority service
  • Reduced service call fees
  • 15% discount on repairs
  • And more!

Why Choose A+ Derr Heating & Cooling?

Our fourth-generation family-operated company has always worked with a focus on customer satisfaction since 1975. Our motto is “service today, or you don’t pay” to ensure that our customers receive the best service to make their homes worry-free. With 24/7 Emergency HVAC availability and free estimates on replacement quotes, we are sure that our team of professionals will find the right solution for your home’s heating system.

A+ Derr provides exceptional heating repair services for your malfunctioning heating system. Call or contact us online to schedule service in Evansville, Louisville, or the surrounding areas!

Explore Heating Services

Choose the heating service you need below to get answers, options, and help fast.

Furnace Services
Repair, replacement, and maintenance for gas and electric furnaces.
Boiler Services
Help for boiler heat, radiators, circulation issues, and system upgrades.
Heat Pump Services
Efficient heating and cooling support, including performance and comfort issues.
Ductless Mini-Split Services
Zoned comfort for additions, basements, bonus rooms, and older homes.
Geothermal Services
Installation and service for geothermal systems and components.
Heating Products
Compare equipment options, efficiency features, and upgrade paths.
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Discover The A+ Derr Difference

24/7 Heating & Cooling Repairs​

Heating and cooling emergencies can happen on nights, weekends, and holidays, so you can trust us to be there no matter when you need us.

Licensed & Experienced Technicians​

Our experts have the expertise and training to deliver the highest quality services every time.

100% Satisfaction Guarantee​

Our team is dedicated to ensuring your 100% satisfaction with every HVAC service we perform.

Servicing All Major Makes & Models Of Equipment

We are a Lennox Premier Dealer and also service on all makes and models of equipment, including Goodman, Amana, Carrier, Trane, Rheem & more!

Locally Owned & Operated​

Since we’re based in Kentuckiana, we know the needs of Evansville, Louisville, and surrounding communities.

50+ Years in Business​

For over 50 years, A+ Derr has provided high-quality service, products, and results for Kentuckiana's residents.

24/7 Heating & Cooling Repairs​

Heating and cooling emergencies can happen on nights, weekends, and holidays, so you can trust us to be there no matter when you need us.

Licensed & Experienced Technicians​

Our experts have the expertise and training to deliver the highest quality services every time.

100% Satisfaction Guarantee​

Our team is dedicated to ensuring your 100% satisfaction with every HVAC service we perform.

Servicing All Major Makes & Models Of Equipment

We are a Lennox Premier Dealer and also service on all makes and models of equipment, including Goodman, Amana, Carrier, Trane, Rheem & more!

Locally Owned & Operated​

Since we’re based in Kentuckiana, we know the needs of Evansville, Louisville, and surrounding communities.

50+ Years in Business​

For over 50 years, A+ Derr has provided high-quality service, products, and results for Kentuckiana's residents.

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Our Reviews

See What Your Neighbors Are Saying

I would recommend A+ Derr and their staff any day! Best service I have ever had! Go to them for your Heating and Cooling needs. You will not be disappointed.

Barbara C.

Barbara C.

Very good service. Knowledgeable HVAC experts always keeping us cool in the summer and warm all winter. This is a great team of professionals from start to finish.

Craig B.

Craig B.

Amazing level of courtesy and professionalism. Communication was great and the price was more than reasonable. Highly recommend.

Chip M.

Chip M.

Guys came and installed two full systems at the house. Respectful, cleaned up after themselves and answered any and all questions. Thank you again!! Definitely recommend!

Jason H.

Jason H.

Very knowledgeable and courteous. Toured me through all the functions of the new unit. Completed work very neatly and respectfully. Would recommend to anyone.

Derek S.

Derek S.