HVAC In Newburgh | 24/7 Heating & Air Conditioning
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 Services in Newburgh, IN

The expert professionals at A+ Derr are ready to serve all of your HVAC system needs in Newburgh, IN. We are fourth-generation business owners and have been helping Newburgh-area families ensure quality air in their homes since 1975. A+ Derr provides free estimates on service calls and replacement services. We also have 24/7 emergency service and same-day service. Our commitment to excellence means we’re there for you, no matter when your HVAC system needs repair. Our 100% satisfaction guarantee means you can rest easy knowing you made a sound investment. Our motto is: “If you’re not happy with a product installed by us after the first year, we’ll buy it back.” If you need quality HVAC services in Newburgh, call the A+ Derr team at 833-232-4328 or contact us online!

Heating & Furnace Services in Newburgh, IN

Living in Newburgh means dealing with harsh winters. To make it through in comfort, you need a reliable heating system and a trustworthy HVAC team to service it. A+ Derr offers comprehensive heating and furnace services to Newburgh residents. You can count on us for:

Don’t wait until the cold weather season to check your heating system! Call 833-232-4328 to ensure your system will be ready when you need it most.

Air Conditioning Systems in Newburgh, IN

A working AC is a necessity when a Newburgh summer hits. If your air conditioner suddenly goes out, you don’t want to be left in the heat. If that happens, turn to the experts at A+ Derr. We can help with any of your cooling issues, whether you need routine maintenance or a complex repair. Our services include:

Don’t sweat it out this summer! Contact A+ Derr at 833-232-4328 for quality air conditioning services in Newburgh.

Indoor Air Quality for Newburgh, IN

The air quality in your home is essential, but it can be easy to overlook. Our homes are much more efficient than they used to be. They are designed to keep the air in to efficiently heat and cool homes. While that’s great for your energy bill, it can cause poor air quality, which can worsen allergy and asthma symptoms, along with other negative side effects. To ensure you have good indoor air quality, schedule a visit from one of our expert professionals. They’ll test your air and make recommendations based on your needs and budget to help keep quality air inside your home.

Should You Upgrade Your Newburgh, IN, HVAC System

Most quality HVAC systems last around 15 years with routine maintenance. As they age, all systems will begin to lose efficiency. It may be time to upgrade your HVAC system if:

  • The system is not blowing the correct air temperature
  • Some rooms are too hot or too cold
  • You hear strange noises coming from the system
  • Your system is more than 15 years old
  • Your HVAC system is noisy
  • Your HVAC system needs to be repaired more than once a year

If you think you may need an HVAC system upgrade, call the experts at A+ Derr at 833-232-4328! We provide free estimates on system replacements.

Benefits of HVAC System Maintenance

With an investment like an HVAC system, you want to ensure it works efficiently and effectively. To keep it running smoothly, consider scheduling routine maintenance. Routine maintenance on your HVAC system can help prevent breaks and improve overall performance, including:

  • Extending the life span of the system
  • Increases energy efficiency
  • Improves performance
  • Fewer breakdowns
  • Lower energy bills

At A+ Derr, we offer comprehensive maintenance to keep your system working to the best of its ability. During our routine maintenance appointments, we check:

  • Refrigerant levels
  • System components
  • Thermostat recalibration
  • Part lubrication
  • Possible leakages
  • Overall performance tests

If you’re ready to schedule a routine maintenance check with A+ Derr, call 833-232-4328 or contact us online.

Choose A+ Derr for Your Newburgh, IN, HVAC Needs

If you’re in the market for an HVAC system maintenance, repair, or even a complete upgrade, A+ Derr’s expert technicians are here to serve you. Our long-standing commitment to assisting customers in the Newburgh, IN, area to feel comfortable in their homes all year long means we can help you with your system needs. You can be confident in choosing A+ Derr because our 100% Satisfaction Guarantee means you know the job is not done until you’re satisfied.If you want A+ HVAC services, go with A+ Derr! Call 833-232-4328 or contact us online to schedule heating or air conditioning services in Newburgh.

Recent Jobs and Reviews in Newburgh, IN

Job Locations and Reviews

Responded to no cooling complaint on 6-year-old residential HVAC system where outdoor condensing unit was short cycling, running briefly before shutting down. Upon arrival, confirmed airflow present at registers with no ice buildup at indoor unit. Performed diagnostic evaluation of outdoor unit and electrical system. Identified faulty component causing premature shutdown of compressor. Completed necessary repairs to restore proper operation of condensing unit. System tested and verified running through complete cooling cycle with proper compressor operation and adequate airflow throughout.
Responded to no cooling complaint on 6-year-old residential HVAC system where outdoor condensing unit was short cycling, running briefly before shutting down. Upon arrival, confirmed airflow present at registers with no ice buildup at indoor unit. Performed diagnostic evaluation of outdoor unit and electrical system. Identified faulty component causing premature shutdown of compressor. Completed necessary repairs to restore proper operation of condensing unit. System tested and verified running through complete cooling cycle with proper compressor operation and adequate airflow throughout.
Luke O.
Luke O. Checked in
Responded to no cooling complaint on 6-year-old residential HVAC system where outdoor condensing unit was short cycling, running briefly before shutting down. Upon arrival, confirmed airflow present at registers with no ice buildup at indoor unit. Performed diagnostic evaluation of outdoor unit and electrical system. Identified faulty component causing premature shutdown of compressor. Completed necessary repairs to restore proper operation of condensing unit. System tested and verified running through complete cooling cycle with proper compressor operation and adequate airflow throughout.
Newburgh, IN 47630
Completed comprehensive HVAC system replacement estimate for existing dual outdoor condenser unit installation mounted on concrete pads against brick exterior. Assessed current upflow configuration including furnace, evaporator coil, and plenum components with detailed dimensional measurements for proper equipment sizing and compatibility. Documented existing installation specifications, base conditions, and structural requirements to provide accurate replacement recommendations for complete system upgrade.
Completed comprehensive HVAC system replacement estimate for existing dual outdoor condenser unit installation mounted on concrete pads against brick exterior. Assessed current upflow configuration including furnace, evaporator coil, and plenum components with detailed dimensional measurements for proper equipment sizing and compatibility. Documented existing installation specifications, base conditions, and structural requirements to provide accurate replacement recommendations for complete system upgrade.
James W.
James W. Checked in
Completed comprehensive HVAC system replacement estimate for existing dual outdoor condenser unit installation mounted on concrete pads against brick exterior. Assessed current upflow configuration including furnace, evaporator coil, and plenum components with detailed dimensional measurements for proper equipment sizing and compatibility. Documented existing installation specifications, base conditions, and structural requirements to provide accurate replacement recommendations for complete system upgrade.
Newburgh, IN 47630
Conducted HVAC system replacement estimate at residential property. Documented existing outdoor condensing unit positioned on concrete pad adjacent to brick exterior wall, along with electrical service panel and disconnect configuration. Photographed current equipment specifications, electrical infrastructure, and installation conditions to provide comprehensive assessment for complete system replacement recommendation.
Conducted HVAC system replacement estimate at residential property. Documented existing outdoor condensing unit positioned on concrete pad adjacent to brick exterior wall, along with electrical service panel and disconnect configuration. Photographed current equipment specifications, electrical infrastructure, and installation conditions to provide comprehensive assessment for complete system replacement recommendation.
James W.
James W. Checked in
Conducted HVAC system replacement estimate at residential property. Documented existing outdoor condensing unit positioned on concrete pad adjacent to brick exterior wall, along with electrical service panel and disconnect configuration. Photographed current equipment specifications, electrical infrastructure, and installation conditions to provide comprehensive assessment for complete system replacement recommendation.
Newburgh, IN 47630
Responded to no-cool complaint on 4-year-old upstairs HVAC system that was completely inoperative. Upon arrival, thermostat displayed 87°F actual temperature with 77°F cooling setpoint in hold mode, indicating system failure to maintain desired temperature. Performed diagnostic evaluation of furnace and air handler components, inspecting blower motor assembly, electrical connections, wiring harnesses, and control boards. Verified no tripped breakers and confirmed proper power supply to unit. Identified system malfunction preventing compressor operation and restored cooling functionality to upstairs zone, returning system to normal operating parameters.
Responded to no-cool complaint on 4-year-old upstairs HVAC system that was completely inoperative. Upon arrival, thermostat displayed 87°F actual temperature with 77°F cooling setpoint in hold mode, indicating system failure to maintain desired temperature. Performed diagnostic evaluation of furnace and air handler components, inspecting blower motor assembly, electrical connections, wiring harnesses, and control boards. Verified no tripped breakers and confirmed proper power supply to unit. Identified system malfunction preventing compressor operation and restored cooling functionality to upstairs zone, returning system to normal operating parameters.
Brock B.
Brock B. Checked in
Responded to no-cool complaint on 4-year-old upstairs HVAC system that was completely inoperative. Upon arrival, thermostat displayed 87°F actual temperature with 77°F cooling setpoint in hold mode, indicating system failure to maintain desired temperature. Performed diagnostic evaluation of furnace and air handler components, inspecting blower motor assembly, electrical connections, wiring harnesses, and control boards. Verified no tripped breakers and confirmed proper power supply to unit. Identified system malfunction preventing compressor operation and restored cooling functionality to upstairs zone, returning system to normal operating parameters.
Newburgh, IN 47630
Newburgh, IN - Responded to callback for upstairs zone not cooling, with thermostat set at 71°F but reaching 78°F on a single system with dual thermostat configuration. Inspected evaporator coil and refrigerant lines, which appeared clean with fins unobstructed and copper lines properly insulated. Documented system condition with photos for follow-up assessment of zoning control issue affecting temperature regulation in upstairs area.
Danny M.
Danny M. Checked in
Responded to callback for upstairs zone not cooling, with thermostat set at 71°F but reaching 78°F on a single system with dual thermostat configuration. Inspected evaporator coil and refrigerant lines, which appeared clean with fins unobstructed and copper lines properly insulated. Documented system condition with photos for follow-up assessment of zoning control issue affecting temperature regulation in upstairs area.
Newburgh, IN 47630
Completed comprehensive spring maintenance on 7-year-old air conditioning system. Performed standard tune-up procedures including system inspection, temperature differential testing, and operational verification. Supply air temperature measured at 42°F and return air at 74°F, confirming proper cooling performance and adequate temperature split. Verified thermostat calibration and settings at 75°F. System operating within normal parameters with no deficiencies noted.
Completed comprehensive spring maintenance on 7-year-old air conditioning system. Performed standard tune-up procedures including system inspection, temperature differential testing, and operational verification. Supply air temperature measured at 42°F and return air at 74°F, confirming proper cooling performance and adequate temperature split. Verified thermostat calibration and settings at 75°F. System operating within normal parameters with no deficiencies noted.
Michael H.
Michael H. Checked in
Completed comprehensive spring maintenance on 7-year-old air conditioning system. Performed standard tune-up procedures including system inspection, temperature differential testing, and operational verification. Supply air temperature measured at 42°F and return air at 74°F, confirming proper cooling performance and adequate temperature split. Verified thermostat calibration and settings at 75°F. System operating within normal parameters with no deficiencies noted.
Newburgh, IN 47630
Newburgh, IN - Completed annual Platinum Level maintenance on a 2-year-old single HVAC system during the first visit of the service year. Performed comprehensive inspection of outdoor condensing unit, including examination of electrical components, control board, and wiring connections. Replaced 16x25x5 air filter and verified all system components were operating within manufacturer specifications.
Christian C.
Christian C. Checked in
Completed annual Platinum Level maintenance on a 2-year-old single HVAC system during the first visit of the service year. Performed comprehensive inspection of outdoor condensing unit, including examination of electrical components, control board, and wiring connections. Replaced 16x25x5 air filter and verified all system components were operating within manufacturer specifications.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling complaint on 25-year-old residential HVAC system with thermostat displaying 80°F while set to 72°F. Upon arrival, performed diagnostic evaluation of XE-1000 outdoor condensing unit and verified system was blowing warm air through supply vents with no electrical breaker trips, ice buildup, or airflow restrictions. Conducted comprehensive system assessment including electrical components, refrigerant circuit, and compressor operation to identify root cause of cooling failure.
Danny M.
Danny M. Checked in
Responded to no cooling complaint on 25-year-old residential HVAC system with thermostat displaying 80°F while set to 72°F. Upon arrival, performed diagnostic evaluation of XE-1000 outdoor condensing unit and verified system was blowing warm air through supply vents with no electrical breaker trips, ice buildup, or airflow restrictions. Conducted comprehensive system assessment including electrical components, refrigerant circuit, and compressor operation to identify root cause of cooling failure.
Newburgh, IN 47630
Completed first annual Gold Level planned maintenance visit on two 6-year-old HVAC systems. Performed comprehensive inspection of both furnace units, including interior components, heat exchangers, blower assemblies, electrical connections, and control boards. Replaced 20x25x5 filters on both systems. Verified proper operation of all mechanical and electrical components, inspected wiring connections throughout both units, and confirmed condensate drainage and venting systems are functioning correctly.
Completed first annual Gold Level planned maintenance visit on two 6-year-old HVAC systems. Performed comprehensive inspection of both furnace units, including interior components, heat exchangers, blower assemblies, electrical connections, and control boards. Replaced 20x25x5 filters on both systems. Verified proper operation of all mechanical and electrical components, inspected wiring connections throughout both units, and confirmed condensate drainage and venting systems are functioning correctly.
Christian C.
Christian C. Checked in
Completed first annual Gold Level planned maintenance visit on two 6-year-old HVAC systems. Performed comprehensive inspection of both furnace units, including interior components, heat exchangers, blower assemblies, electrical connections, and control boards. Replaced 20x25x5 filters on both systems. Verified proper operation of all mechanical and electrical components, inspected wiring connections throughout both units, and confirmed condensate drainage and venting systems are functioning correctly.
Newburgh, IN 47630
Newburgh, IN - Responded to callback for upstairs AC unit not reaching setpoint following previous day's spring maintenance and capacitor replacement. Upon arrival, verified 7-degree temperature differential between thermostat setting and actual room temperature. Connected manifold gauge set to service ports and performed refrigerant charge analysis, confirming system pressures were within manufacturer specifications. Inspected recently replaced capacitor for proper installation and electrical connections, verified secure mounting and correct microfarad rating. Cycled system through multiple cooling cycles while monitoring amperage draw and superheat/subcooling values to ensure optimal performance. All components functioning properly with no refrigerant leaks detected and airflow confirmed adequate at registers.
Kevin H.
Kevin H. Checked in
Responded to callback for upstairs AC unit not reaching setpoint following previous day's spring maintenance and capacitor replacement. Upon arrival, verified 7-degree temperature differential between thermostat setting and actual room temperature. Connected manifold gauge set to service ports and performed refrigerant charge analysis, confirming system pressures were within manufacturer specifications. Inspected recently replaced capacitor for proper installation and electrical connections, verified secure mounting and correct microfarad rating. Cycled system through multiple cooling cycles while monitoring amperage draw and superheat/subcooling values to ensure optimal performance. All components functioning properly with no refrigerant leaks detected and airflow confirmed adequate at registers.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling call on 11-year-old system that was completely non-operational. Upon arrival, confirmed unit would not start and observed moisture on refrigerant line indicating recent operation before failure. Performed diagnostic inspection of outdoor unit components, including visual assessment of blower motor and electrical connections through access panel. Verified electrical supply at breaker panel showed no tripped breakers, narrowing focus to internal component failure within condensing unit.
Francis I.
Francis I. Checked in
Responded to no cooling call on 11-year-old system that was completely non-operational. Upon arrival, confirmed unit would not start and observed moisture on refrigerant line indicating recent operation before failure. Performed diagnostic inspection of outdoor unit components, including visual assessment of blower motor and electrical connections through access panel. Verified electrical supply at breaker panel showed no tripped breakers, narrowing focus to internal component failure within condensing unit.
Newburgh, IN 47630
Responded to no-cooling complaint on 17-year-old residential air conditioning system. Upon arrival, found outdoor condensing unit inoperative with reported history of loud noise prior to failure. Indoor evaporator coil inspection revealed severe frost and ice accumulation on refrigerant lines and coil surfaces, indicating restricted airflow or refrigerant system malfunction. Outdoor unit showed signs of age with debris accumulation around base. Documented frozen evaporator coil condition and exterior unit status with photographic evidence. Advised system shutdown to allow complete defrost of indoor coil before further diagnostic work could be performed. Given the age of the equipment and severity of the failure, recommended comprehensive system evaluation once defrost is complete to determine root cause and feasibility of repair versus replacement options.
Responded to no-cooling complaint on 17-year-old residential air conditioning system. Upon arrival, found outdoor condensing unit inoperative with reported history of loud noise prior to failure. Indoor evaporator coil inspection revealed severe frost and ice accumulation on refrigerant lines and coil surfaces, indicating restricted airflow or refrigerant system malfunction. Outdoor unit showed signs of age with debris accumulation around base. Documented frozen evaporator coil condition and exterior unit status with photographic evidence. Advised system shutdown to allow complete defrost of indoor coil before further diagnostic work could be performed. Given the age of the equipment and severity of the failure, recommended comprehensive system evaluation once defrost is complete to determine root cause and feasibility of repair versus replacement options.
Francis I.
Francis I. Checked in
Responded to no-cooling complaint on 17-year-old residential air conditioning system. Upon arrival, found outdoor condensing unit inoperative with reported history of loud noise prior to failure. Indoor evaporator coil inspection revealed severe frost and ice accumulation on refrigerant lines and coil surfaces, indicating restricted airflow or refrigerant system malfunction. Outdoor unit showed signs of age with debris accumulation around base. Documented frozen evaporator coil condition and exterior unit status with photographic evidence. Advised system shutdown to allow complete defrost of indoor coil before further diagnostic work could be performed. Given the age of the equipment and severity of the failure, recommended comprehensive system evaluation once defrost is complete to determine root cause and feasibility of repair versus replacement options.
Newburgh, IN 47630
Responded to follow-up service call for recently installed HVAC system experiencing thermostat connectivity issues. System was cooling properly, but thermostat displayed intermittent blanking and would not maintain connection to mobile app despite showing accurate temperature readings of 76°F. Inspected thermostat wiring in attic space, checked C-wire connection and power supply to ensure proper communication between thermostat and air handler. Verified Wi-Fi signal strength at thermostat location and reconfigured wireless settings. Cycled power to thermostat and HVAC system to reset communication protocol. Confirmed thermostat display remained stable and mobile app connectivity was restored with real-time temperature updates functioning correctly.
Responded to follow-up service call for recently installed HVAC system experiencing thermostat connectivity issues. System was cooling properly, but thermostat displayed intermittent blanking and would not maintain connection to mobile app despite showing accurate temperature readings of 76°F. Inspected thermostat wiring in attic space, checked C-wire connection and power supply to ensure proper communication between thermostat and air handler. Verified Wi-Fi signal strength at thermostat location and reconfigured wireless settings. Cycled power to thermostat and HVAC system to reset communication protocol. Confirmed thermostat display remained stable and mobile app connectivity was restored with real-time temperature updates functioning correctly.
Tyler C.
Tyler C. Checked in
Responded to follow-up service call for recently installed HVAC system experiencing thermostat connectivity issues. System was cooling properly, but thermostat displayed intermittent blanking and would not maintain connection to mobile app despite showing accurate temperature readings of 76°F. Inspected thermostat wiring in attic space, checked C-wire connection and power supply to ensure proper communication between thermostat and air handler. Verified Wi-Fi signal strength at thermostat location and reconfigured wireless settings. Cycled power to thermostat and HVAC system to reset communication protocol. Confirmed thermostat display remained stable and mobile app connectivity was restored with real-time temperature updates functioning correctly.
Newburgh, IN 47630
Completed monthly Platinum Level maintenance on a 4-year-old HVAC system. Accessed furnace cabinet, inspected all internal mechanical and electrical components including control board, wiring connections, blower motor assembly, and associated electrical systems. Replaced 16x20x5 air filter per maintenance schedule. Verified proper operation of all system components, checked electrical connections and circuit boards for secure mounting and proper function. Inspected ductwork connections, condensate management system, and associated plumbing. All equipment found operating within normal parameters with no immediate service needs identified. System ready for continued operation until next scheduled monthly maintenance visit.
Completed monthly Platinum Level maintenance on a 4-year-old HVAC system. Accessed furnace cabinet, inspected all internal mechanical and electrical components including control board, wiring connections, blower motor assembly, and associated electrical systems. Replaced 16x20x5 air filter per maintenance schedule. Verified proper operation of all system components, checked electrical connections and circuit boards for secure mounting and proper function. Inspected ductwork connections, condensate management system, and associated plumbing. All equipment found operating within normal parameters with no immediate service needs identified. System ready for continued operation until next scheduled monthly maintenance visit.
Christian C.
Christian C. Checked in
Completed monthly Platinum Level maintenance on a 4-year-old HVAC system. Accessed furnace cabinet, inspected all internal mechanical and electrical components including control board, wiring connections, blower motor assembly, and associated electrical systems. Replaced 16x20x5 air filter per maintenance schedule. Verified proper operation of all system components, checked electrical connections and circuit boards for secure mounting and proper function. Inspected ductwork connections, condensate management system, and associated plumbing. All equipment found operating within normal parameters with no immediate service needs identified. System ready for continued operation until next scheduled monthly maintenance visit.
Newburgh, IN 47630
Newburgh, IN - Completed coil replacement on residential outdoor HVAC condenser unit located in side yard. Unit was accessed, existing coil removed, and new coil installed per warranty specifications. Refrigerant lines with valve caps were properly connected, electrical disconnect verified operational, and system tested for proper function. All components secured and installation area left clean with unit operational on gravel pad base.
Addison B.
Addison B. Checked in
Completed coil replacement on residential outdoor HVAC condenser unit located in side yard. Unit was accessed, existing coil removed, and new coil installed per warranty specifications. Refrigerant lines with valve caps were properly connected, electrical disconnect verified operational, and system tested for proper function. All components secured and installation area left clean with unit operational on gravel pad base.
Newburgh, IN 47630
Completed annual Platinum Level maintenance on a 1-year-old single HVAC system during the first scheduled visit. Performed comprehensive inspection of the outdoor condensing unit, verified electrical amperage readings using calibrated clamp meter showing normal operating parameters at 4.934 amps, and replaced 20x25x5 air filter. All system components inspected and found operating within manufacturer specifications with no deficiencies noted.
Completed annual Platinum Level maintenance on a 1-year-old single HVAC system during the first scheduled visit. Performed comprehensive inspection of the outdoor condensing unit, verified electrical amperage readings using calibrated clamp meter showing normal operating parameters at 4.934 amps, and replaced 20x25x5 air filter. All system components inspected and found operating within manufacturer specifications with no deficiencies noted.
Tyler C.
Tyler C. Checked in
Completed annual Platinum Level maintenance on a 1-year-old single HVAC system during the first scheduled visit. Performed comprehensive inspection of the outdoor condensing unit, verified electrical amperage readings using calibrated clamp meter showing normal operating parameters at 4.934 amps, and replaced 20x25x5 air filter. All system components inspected and found operating within manufacturer specifications with no deficiencies noted.
Newburgh, IN 47630
Completed installation of outdoor ceiling fan on front porch with proper mounting and electrical connections. Repaired existing front porch light fixture by addressing wiring issues and ensuring proper operation. Replaced outdated electrical panel with new modern panel, including transfer of all existing circuits, proper labeling, and verification of all connections to meet current electrical code requirements.
Completed installation of outdoor ceiling fan on front porch with proper mounting and electrical connections. Repaired existing front porch light fixture by addressing wiring issues and ensuring proper operation. Replaced outdated electrical panel with new modern panel, including transfer of all existing circuits, proper labeling, and verification of all connections to meet current electrical code requirements.
Steven W.
Steven W. Checked in
Completed installation of outdoor ceiling fan on front porch with proper mounting and electrical connections. Repaired existing front porch light fixture by addressing wiring issues and ensuring proper operation. Replaced outdated electrical panel with new modern panel, including transfer of all existing circuits, proper labeling, and verification of all connections to meet current electrical code requirements.
Newburgh, IN 47630
Completed comprehensive HVAC system replacement estimate for residential property with functioning equipment. Assessed existing outdoor condenser unit and evaluated downflow furnace configuration with evaporator coil for complete system replacement. Documented equipment specifications, return air ducting arrangement, plenum dimensions, and base requirements to provide homeowner with replacement options per their request for new system installation rather than repair services.
Completed comprehensive HVAC system replacement estimate for residential property with functioning equipment. Assessed existing outdoor condenser unit and evaluated downflow furnace configuration with evaporator coil for complete system replacement. Documented equipment specifications, return air ducting arrangement, plenum dimensions, and base requirements to provide homeowner with replacement options per their request for new system installation rather than repair services.
Nick B.
Nick B. Checked in
Completed comprehensive HVAC system replacement estimate for residential property with functioning equipment. Assessed existing outdoor condenser unit and evaluated downflow furnace configuration with evaporator coil for complete system replacement. Documented equipment specifications, return air ducting arrangement, plenum dimensions, and base requirements to provide homeowner with replacement options per their request for new system installation rather than repair services.
Newburgh, IN 47630
Completed Platinum Level annual maintenance on a 4-year-old HVAC system during the second renewal visit. Performed comprehensive inspection of furnace and associated components, including verification of all electrical connections, mechanical components, and ductwork integrity. Replaced 16x20x5 air filter, checked system operation, and documented equipment condition with photographs to ensure system continues operating at optimal efficiency.
Completed Platinum Level annual maintenance on a 4-year-old HVAC system during the second renewal visit. Performed comprehensive inspection of furnace and associated components, including verification of all electrical connections, mechanical components, and ductwork integrity. Replaced 16x20x5 air filter, checked system operation, and documented equipment condition with photographs to ensure system continues operating at optimal efficiency.
Christian C.
Christian C. Checked in
Completed Platinum Level annual maintenance on a 4-year-old HVAC system during the second renewal visit. Performed comprehensive inspection of furnace and associated components, including verification of all electrical connections, mechanical components, and ductwork integrity. Replaced 16x20x5 air filter, checked system operation, and documented equipment condition with photographs to ensure system continues operating at optimal efficiency.
Newburgh, IN 47630
Completed Platinum Level Duo Maintenance on two-system HVAC setup. Serviced Lennox EL18KCV-048-230A01 unit manufactured 05/2023, performed comprehensive system diagnostics including amperage readings measuring 23.96A using calibrated clamp meter, replaced 20x25x5 filter on accessible system, verified proper electrical operation and refrigerant specifications per manufacturer ratings, and documented equipment conditions with unit operating within normal parameters.
Completed Platinum Level Duo Maintenance on two-system HVAC setup. Serviced Lennox EL18KCV-048-230A01 unit manufactured 05/2023, performed comprehensive system diagnostics including amperage readings measuring 23.96A using calibrated clamp meter, replaced 20x25x5 filter on accessible system, verified proper electrical operation and refrigerant specifications per manufacturer ratings, and documented equipment conditions with unit operating within normal parameters.
Tyler C.
Tyler C. Checked in
Completed Platinum Level Duo Maintenance on two-system HVAC setup. Serviced Lennox EL18KCV-048-230A01 unit manufactured 05/2023, performed comprehensive system diagnostics including amperage readings measuring 23.96A using calibrated clamp meter, replaced 20x25x5 filter on accessible system, verified proper electrical operation and refrigerant specifications per manufacturer ratings, and documented equipment conditions with unit operating within normal parameters.
Newburgh, IN 47630
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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.