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, Air Conditioning & Indoor Air Quality in New Albany, IN

Trust A+ Derr for your heating and air conditioning needs in New Albany, IN! Since 1975, we’ve been committed to our customers’ comfort by providing exceptional customer service and quality. We’re a fourth-generation, family-operated company, so you can trust that our technicians will give you the personalized service and attention you and your home deserve. With 24/7 emergency and same-day services, we guarantee that your home will return to the ideal temperature quickly.For comprehensive heating and air conditioning services in New Albany, call A+ Derr at 833-232-4328 or contact us online!

Heating Services

At A+ Derr, we know that Indiana winters can be brutally cold, so an efficient and effective heating system is the key to your comfort. Whether your home has a furnaceheat pump, or ductless mini-split, our experts have the knowledge and tools to ensure that your system produces ample heat without issue. Our heating services include installation, replacement, repair, and maintenance.

New Albany AC Services

To beat the heat and humidity of summer, New Albany homeowners can trust A+ Derr to ensure that your cooling system can keep your home comfortable throughout the season. Our technicians are trained to service traditional AC unitsheat pumps, and ductless mini-splits to provide you with the highest quality cooling services. The experts at A+ Derr offer:

Schedule cooling services with A+ Derr today by calling 833-232-4328 or contacting us online.

Indoor Air Quality Solutions

Your home’s air quality can significantly impact your overall comfort and health. Issues like increased dust or mold may indicate increased pollutants in your home. At A+ Derr, we offer thorough air quality services, including duct cleaning, to ensure that your air quality is top-notch and that your home is free of annoying allergens, dust mites, and debris.For IAQ services in New Albany, call the A+ Derr team at 833-232-4328 or contact us online.

Signs Your HVAC System Needs Repair

If your HVAC system is showing any of the following warning signs, it likely needs repair:

  • Increased utility bills: If you see a sudden spike in your home’s energy usage, it could be the result of inefficient heating or cooling
  • Insufficient heating or cooling: If your home has uneven heating or cooling or changing the thermostat makes little difference to your home’s temperature, there’s a good chance that your system needs repair
  • New or odd noises or smells: Sounds like buzzing, clanging, or whistling and smells of gas or burning are all signs that you need to call a professional

Call A+ Derr today at 833-232-4328 or schedule an appointment online if you suspect your HVAC system needs repair services.

Importance of Annual Maintenance

Help extend the life of your HVAC system by performing regular maintenance. During these tune-ups, our experts will thoroughly inspect and clean your system, noting any issues that may need repair. By catching any minor problems early, you reduce the risk of sudden breakdowns and avoid more extensive and costly repairs.

For expert care, enroll in our Ultimate Savings Agreement maintenance plans. Benefits include two tune-ups a year, priority emergency service, reduced service call fees, and more! By maintaining your HVAC system with A+ Derr, you’ll extend the life of your system and ensure its peak performance all year long.

Schedule annual HVAC maintenance or request a free estimate in New Albany, IN, by calling 833-232-4328.

Why Choose A+ Derr?

For the best heating and cooling services in New Albany, trust A+ Derr. With 24/7 service and a satisfaction guarantee, we’re your call for comfort! Our expert technicians are here to ensure that your home comfort systems are meeting your needs and providing heating and cooling with efficiency and reliability.For superior heating and air conditioning services in New Albany, trust A+ Derr. Call us today at 833-232-4328 or contact us online!

Recent Jobs and Reviews in New Albany, IN

Job Locations and Reviews

Responded to customer complaint regarding loud noise from outdoor unit and insufficient heating. Conducted diagnostic inspection of HVAC system, examining internal electrical components including wiring connections and circuit boards. Performed electrical testing using multimeter to identify potential issues with system operation. Troubleshooting completed to address the noise and heating performance concerns.
Responded to customer complaint regarding loud noise from outdoor unit and insufficient heating. Conducted diagnostic inspection of HVAC system, examining internal electrical components including wiring connections and circuit boards. Performed electrical testing using multimeter to identify potential issues with system operation. Troubleshooting completed to address the noise and heating performance concerns.
Charlie McAfee
Charlie McAfee Checked in
Responded to customer complaint regarding loud noise from outdoor unit and insufficient heating. Conducted diagnostic inspection of HVAC system, examining internal electrical components including wiring connections and circuit boards. Performed electrical testing using multimeter to identify potential issues with system operation. Troubleshooting completed to address the noise and heating performance concerns.
New Albany, IN 47150
Responded to callback for continued no heat issue where system was not reaching setpoint of 72°F, stalling at 62°F with cold air from vents. Diagnostic testing revealed supply air temperature of 115°F at registers, confirming heat strip operation. Inspected control board and found loose wire connections at the terminal block which were causing intermittent auxiliary heat function. Reconnected and secured all wiring connections, verified proper operation with system now maintaining desired temperature.
Responded to callback for continued no heat issue where system was not reaching setpoint of 72°F, stalling at 62°F with cold air from vents. Diagnostic testing revealed supply air temperature of 115°F at registers, confirming heat strip operation. Inspected control board and found loose wire connections at the terminal block which were causing intermittent auxiliary heat function. Reconnected and secured all wiring connections, verified proper operation with system now maintaining desired temperature.
Jordyn Rednour
Jordyn Rednour Checked in
Responded to callback for continued no heat issue where system was not reaching setpoint of 72°F, stalling at 62°F with cold air from vents. Diagnostic testing revealed supply air temperature of 115°F at registers, confirming heat strip operation. Inspected control board and found loose wire connections at the terminal block which were causing intermittent auxiliary heat function. Reconnected and secured all wiring connections, verified proper operation with system now maintaining desired temperature.
New Albany, IN 47150
Responded to no-heat call for 6-year-old HVAC system with complete system failure including thermostat and airflow issues. Upon inspection, identified failed control board causing system shutdown. Replaced control board, verified proper voltage to components, and restored full system functionality with normal heating operation.
Responded to no-heat call for 6-year-old HVAC system with complete system failure including thermostat and airflow issues. Upon inspection, identified failed control board causing system shutdown. Replaced control board, verified proper voltage to components, and restored full system functionality with normal heating operation.
Jordyn Rednour
Jordyn Rednour Checked in
Responded to no-heat call for 6-year-old HVAC system with complete system failure including thermostat and airflow issues. Upon inspection, identified failed control board causing system shutdown. Replaced control board, verified proper voltage to components, and restored full system functionality with normal heating operation.
New Albany, IN 47150
New Albany, IN - Responded to a callback for a 2-year-old HVAC system making abnormal startup noises without producing heat. Inspected plumbing components showing significant dirt buildup and deterioration. Cleaned connections and restored proper operation, returning system to normal heating function with the thermostat now maintaining the customer's desired temperature of 74°F.
Charlie McAfee
Charlie McAfee Checked in
Responded to a callback for a 2-year-old HVAC system making abnormal startup noises without producing heat. Inspected plumbing components showing significant dirt buildup and deterioration. Cleaned connections and restored proper operation, returning system to normal heating function with the thermostat now maintaining the customer's desired temperature of 74°F.
New Albany, IN 47150
Completed installation of air handler in residential closet space. Performed comprehensive testing with digital measurement device, obtaining readings of 694 on filter media. All electrical connections were properly secured with proper wire routing along the wall structure.
Completed installation of air handler in residential closet space. Performed comprehensive testing with digital measurement device, obtaining readings of 694 on filter media. All electrical connections were properly secured with proper wire routing along the wall structure.
Brandon Hoover
Brandon Hoover Checked in
Completed installation of air handler in residential closet space. Performed comprehensive testing with digital measurement device, obtaining readings of 694 on filter media. All electrical connections were properly secured with proper wire routing along the wall structure.
New Albany, IN 47150
Conducted comprehensive evaluation of existing heat pump system and assessed feasibility of adding a furnace as requested by homeowner. Inspection revealed outdoor heat pump unit covered in snow with proper clearance issues, and identified potential electrical concerns with exposed wiring connections in interior corner. Presented replacement options for a dual fuel system configuration.
Conducted comprehensive evaluation of existing heat pump system and assessed feasibility of adding a furnace as requested by homeowner. Inspection revealed outdoor heat pump unit covered in snow with proper clearance issues, and identified potential electrical concerns with exposed wiring connections in interior corner. Presented replacement options for a dual fuel system configuration.
Cameron Schwartz
Cameron Schwartz Checked in
Conducted comprehensive evaluation of existing heat pump system and assessed feasibility of adding a furnace as requested by homeowner. Inspection revealed outdoor heat pump unit covered in snow with proper clearance issues, and identified potential electrical concerns with exposed wiring connections in interior corner. Presented replacement options for a dual fuel system configuration.
New Albany, IN 47150
Upon arrival, diagnosed intermittent heating issue persisting after previous flame sensor replacement. Observed proper burner ignition with consistent blue flames but system continued to cycle off prematurely. Identified faulty pressure switch causing improper operation. Replaced pressure switch, verified proper system operation through multiple heating cycles, and confirmed normal flame pattern and gas combustion.
Upon arrival, diagnosed intermittent heating issue persisting after previous flame sensor replacement. Observed proper burner ignition with consistent blue flames but system continued to cycle off prematurely. Identified faulty pressure switch causing improper operation. Replaced pressure switch, verified proper system operation through multiple heating cycles, and confirmed normal flame pattern and gas combustion.
Anthony Litchkowski
Anthony Litchkowski Checked in
Upon arrival, diagnosed intermittent heating issue persisting after previous flame sensor replacement. Observed proper burner ignition with consistent blue flames but system continued to cycle off prematurely. Identified faulty pressure switch causing improper operation. Replaced pressure switch, verified proper system operation through multiple heating cycles, and confirmed normal flame pattern and gas combustion.
New Albany, IN 47150
Responded to no-heat call on 4-year-old system that was only blowing cold air with home temperature in mid-50s. Performed diagnostic testing on furnace with temperature probe, inspecting internal components including control board, wiring connections, and safety switches. Identified and resolved issue, restoring proper heating function to the system.
Responded to no-heat call on 4-year-old system that was only blowing cold air with home temperature in mid-50s. Performed diagnostic testing on furnace with temperature probe, inspecting internal components including control board, wiring connections, and safety switches. Identified and resolved issue, restoring proper heating function to the system.
Anthony Litchkowski
Anthony Litchkowski Checked in
Responded to no-heat call on 4-year-old system that was only blowing cold air with home temperature in mid-50s. Performed diagnostic testing on furnace with temperature probe, inspecting internal components including control board, wiring connections, and safety switches. Identified and resolved issue, restoring proper heating function to the system.
New Albany, IN 47150
Performed scheduled monthly maintenance on a 5-year-old HVAC system with 16x25x5 filter. Conducted thorough inspection of furnace unit, cleaned components, and checked system operation. All maintenance completed according to manufacturer specifications; system functioning properly.
Performed scheduled monthly maintenance on a 5-year-old HVAC system with 16x25x5 filter. Conducted thorough inspection of furnace unit, cleaned components, and checked system operation. All maintenance completed according to manufacturer specifications; system functioning properly.
Charlie McAfee
Charlie McAfee Checked in
Performed scheduled monthly maintenance on a 5-year-old HVAC system with 16x25x5 filter. Conducted thorough inspection of furnace unit, cleaned components, and checked system operation. All maintenance completed according to manufacturer specifications; system functioning properly.
New Albany, IN 47150
Conducted monthly maintenance service on system including replacement of 20x25x5 air filter (6-year unit). Used DL389B True RMS digital multimeter to perform electrical diagnostics and system parameter verification. All readings were within acceptable ranges and system is operating properly.
Conducted monthly maintenance service on system including replacement of 20x25x5 air filter (6-year unit). Used DL389B True RMS digital multimeter to perform electrical diagnostics and system parameter verification. All readings were within acceptable ranges and system is operating properly.
Charlie McAfee
Charlie McAfee Checked in
Conducted monthly maintenance service on system including replacement of 20x25x5 air filter (6-year unit). Used DL389B True RMS digital multimeter to perform electrical diagnostics and system parameter verification. All readings were within acceptable ranges and system is operating properly.
New Albany, IN 47150
Completed platinum level maintenance on system. Replaced 16x25x5 filter as per monthly schedule. Conducted electrical diagnostic testing with multimeter and clamp meter to verify proper voltage and amperage readings across system components.
Completed platinum level maintenance on system. Replaced 16x25x5 filter as per monthly schedule. Conducted electrical diagnostic testing with multimeter and clamp meter to verify proper voltage and amperage readings across system components.
Charlie McAfee
Charlie McAfee Checked in
Completed platinum level maintenance on system. Replaced 16x25x5 filter as per monthly schedule. Conducted electrical diagnostic testing with multimeter and clamp meter to verify proper voltage and amperage readings across system components.
New Albany, IN 47150
Completed planned maintenance on residential single HVAC system. Conducted electrical testing using Klein Tools clamp meter (recorded 4.96 amp reading) and performed static pressure testing with Fieldpiece dual port manometer (readings of 0.03/0.0). Replaced 16x25x4 filter as part of regular maintenance service.
Completed planned maintenance on residential single HVAC system. Conducted electrical testing using Klein Tools clamp meter (recorded 4.96 amp reading) and performed static pressure testing with Fieldpiece dual port manometer (readings of 0.03/0.0). Replaced 16x25x4 filter as part of regular maintenance service.
Victor Williams
Victor Williams Checked in
Completed planned maintenance on residential single HVAC system. Conducted electrical testing using Klein Tools clamp meter (recorded 4.96 amp reading) and performed static pressure testing with Fieldpiece dual port manometer (readings of 0.03/0.0). Replaced 16x25x4 filter as part of regular maintenance service.
New Albany, IN 47150
New Albany, IN - Responded to system error message and customer-reported whining noise on 2-year-old HVAC unit under Gold Level maintenance plan. Performed diagnostic testing with multimeter, obtaining 22.2V reading from control circuit. Identified and resolved faulty relay causing abnormal system operation and noise. Unit now operating within normal parameters; heating function restored.
Charlie McAfee
Charlie McAfee Checked in
Responded to system error message and customer-reported whining noise on 2-year-old HVAC unit under Gold Level maintenance plan. Performed diagnostic testing with multimeter, obtaining 22.2V reading from control circuit. Identified and resolved faulty relay causing abnormal system operation and noise. Unit now operating within normal parameters; heating function restored.
New Albany, IN 47150
Completed monthly Platinum Level maintenance on customer's 6-year-old HVAC system. Replaced 16x25x1 polarized filter (customer receives one polarized filter per visit, no pleated filter). Inspected internal electrical components and connections. Reset thermostat to auto mode as needed.
Completed monthly Platinum Level maintenance on customer's 6-year-old HVAC system. Replaced 16x25x1 polarized filter (customer receives one polarized filter per visit, no pleated filter). Inspected internal electrical components and connections. Reset thermostat to auto mode as needed.
Victor Williams
Victor Williams Checked in
Completed monthly Platinum Level maintenance on customer's 6-year-old HVAC system. Replaced 16x25x1 polarized filter (customer receives one polarized filter per visit, no pleated filter). Inspected internal electrical components and connections. Reset thermostat to auto mode as needed.
New Albany, IN 47150
Completed residential HVAC system replacement estimate for non-functional equipment. Inspection revealed aging furnace with deteriorating ductwork connections and insulation issues. Documented existing system configuration including gas furnace unit and associated ventilation components to prepare comprehensive replacement options.
Completed residential HVAC system replacement estimate for non-functional equipment. Inspection revealed aging furnace with deteriorating ductwork connections and insulation issues. Documented existing system configuration including gas furnace unit and associated ventilation components to prepare comprehensive replacement options.
Cameron Schwartz
Cameron Schwartz Checked in
Completed residential HVAC system replacement estimate for non-functional equipment. Inspection revealed aging furnace with deteriorating ductwork connections and insulation issues. Documented existing system configuration including gas furnace unit and associated ventilation components to prepare comprehensive replacement options.
New Albany, IN 47150
Responded to no-heat call for system over 10 years old that wouldn't stay operational. Diagnostic testing revealed excessive frost buildup with surface temperature reading of 134.5°F. Replaced contaminated 16x25x1 air filter which was restricting proper airflow and causing system to cycle off prematurely. Restored normal heating function and verified proper operation before completing service.
Responded to no-heat call for system over 10 years old that wouldn't stay operational. Diagnostic testing revealed excessive frost buildup with surface temperature reading of 134.5°F. Replaced contaminated 16x25x1 air filter which was restricting proper airflow and causing system to cycle off prematurely. Restored normal heating function and verified proper operation before completing service.
Jordyn Rednour
Jordyn Rednour Checked in
Responded to no-heat call for system over 10 years old that wouldn't stay operational. Diagnostic testing revealed excessive frost buildup with surface temperature reading of 134.5°F. Replaced contaminated 16x25x1 air filter which was restricting proper airflow and causing system to cycle off prematurely. Restored normal heating function and verified proper operation before completing service.
New Albany, IN 47150
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What To Expect

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.