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

Completed second annual Platinum Level maintenance on an 11-year-old Carrier residential gas furnace system (Model CNPVP4217ALAAAAA, manufactured May 2014). Performed comprehensive inspection of all internal components including heat exchanger assembly, blower motor, capacitor, and control board with electrical connections. Replaced 16x25x4 media filter and polarized pad as part of scheduled maintenance protocol. All systems operating within manufacturer specifications upon completion, with customer's annual maintenance agreement due for renewal.
Completed second annual Platinum Level maintenance on an 11-year-old Carrier residential gas furnace system (Model CNPVP4217ALAAAAA, manufactured May 2014). Performed comprehensive inspection of all internal components including heat exchanger assembly, blower motor, capacitor, and control board with electrical connections. Replaced 16x25x4 media filter and polarized pad as part of scheduled maintenance protocol. All systems operating within manufacturer specifications upon completion, with customer's annual maintenance agreement due for renewal.
Christian C.
Christian C. Checked in
Completed second annual Platinum Level maintenance on an 11-year-old Carrier residential gas furnace system (Model CNPVP4217ALAAAAA, manufactured May 2014). Performed comprehensive inspection of all internal components including heat exchanger assembly, blower motor, capacitor, and control board with electrical connections. Replaced 16x25x4 media filter and polarized pad as part of scheduled maintenance protocol. All systems operating within manufacturer specifications upon completion, with customer's annual maintenance agreement due for renewal.
Newburgh, IN 47630
Responded to no-cooling call with outdoor unit not operating. Upon arrival, diagnosed failed contactor preventing compressor and condenser fan operation. Replaced contactor, verified proper electrical connections, and tested system startup. Confirmed outdoor unit running properly with normal amperage draw and adequate airflow. System restored to full cooling operation with all components functioning within manufacturer specifications.
Responded to no-cooling call with outdoor unit not operating. Upon arrival, diagnosed failed contactor preventing compressor and condenser fan operation. Replaced contactor, verified proper electrical connections, and tested system startup. Confirmed outdoor unit running properly with normal amperage draw and adequate airflow. System restored to full cooling operation with all components functioning within manufacturer specifications.
Ricky B.
Ricky B. Checked in
Responded to no-cooling call with outdoor unit not operating. Upon arrival, diagnosed failed contactor preventing compressor and condenser fan operation. Replaced contactor, verified proper electrical connections, and tested system startup. Confirmed outdoor unit running properly with normal amperage draw and adequate airflow. System restored to full cooling operation with all components functioning within manufacturer specifications.
Newburgh, IN 47630
Newburgh, IN - Responded to recurring intermittent cooling issue on 9-year-old system where blower motor would fail to engage with compressor or run independently, requiring frequent system resets. Diagnosed faulty blower motor and relay causing erratic operation. Replaced blower motor assembly and relay to restore proper system function and resolve ongoing issue.
Jeremiah H.
Jeremiah H. Checked in
Responded to recurring intermittent cooling issue on 9-year-old system where blower motor would fail to engage with compressor or run independently, requiring frequent system resets. Diagnosed faulty blower motor and relay causing erratic operation. Replaced blower motor assembly and relay to restore proper system function and resolve ongoing issue.
Newburgh, IN 47630
Completed Platinum Level maintenance on residential HVAC system during first visit of service agreement. Performed comprehensive inspection of air handler unit, blower motor assembly, and all internal components. Verified proper operation of electrical connections, control board, and wiring harnesses throughout upper and lower compartments. Inspected blower wheel assembly, heat exchanger, and condensate management system. Confirmed all mechanical and electrical components functioning within normal parameters. Installed new 20x25x2 air filter. System operating efficiently with no deficiencies noted at this time.
Completed Platinum Level maintenance on residential HVAC system during first visit of service agreement. Performed comprehensive inspection of air handler unit, blower motor assembly, and all internal components. Verified proper operation of electrical connections, control board, and wiring harnesses throughout upper and lower compartments. Inspected blower wheel assembly, heat exchanger, and condensate management system. Confirmed all mechanical and electrical components functioning within normal parameters. Installed new 20x25x2 air filter. System operating efficiently with no deficiencies noted at this time.
Christian C.
Christian C. Checked in
Completed Platinum Level maintenance on residential HVAC system during first visit of service agreement. Performed comprehensive inspection of air handler unit, blower motor assembly, and all internal components. Verified proper operation of electrical connections, control board, and wiring harnesses throughout upper and lower compartments. Inspected blower wheel assembly, heat exchanger, and condensate management system. Confirmed all mechanical and electrical components functioning within normal parameters. Installed new 20x25x2 air filter. System operating efficiently with no deficiencies noted at this time.
Newburgh, IN 47630
Completed annual first-visit planned maintenance on a 3-year-old single-system HVAC unit. Performed comprehensive inspection of indoor air handler compartment, examining copper refrigerant lines, coiled tubing, and connection points for proper operation and integrity. Replaced 16x25x5 air filter and inspected outdoor condenser unit positioned on exterior pad, verifying fan operation and coil condition. All components found operating within normal parameters with no immediate service needs identified.
Completed annual first-visit planned maintenance on a 3-year-old single-system HVAC unit. Performed comprehensive inspection of indoor air handler compartment, examining copper refrigerant lines, coiled tubing, and connection points for proper operation and integrity. Replaced 16x25x5 air filter and inspected outdoor condenser unit positioned on exterior pad, verifying fan operation and coil condition. All components found operating within normal parameters with no immediate service needs identified.
Michael H.
Michael H. Checked in
Completed annual first-visit planned maintenance on a 3-year-old single-system HVAC unit. Performed comprehensive inspection of indoor air handler compartment, examining copper refrigerant lines, coiled tubing, and connection points for proper operation and integrity. Replaced 16x25x5 air filter and inspected outdoor condenser unit positioned on exterior pad, verifying fan operation and coil condition. All components found operating within normal parameters with no immediate service needs identified.
Newburgh, IN 47630
Completed second annual Platinum Level maintenance on a 12-year-old Lennox Dave Lennox Signature Collection HVAC system. Performed comprehensive inspection of air handler unit, replaced 21x26x4 Pure Air filter, verified system operation with thermostat displaying 75°F in cooling mode, and documented equipment condition with photos. All components functioning properly and system ready for continued service.
Completed second annual Platinum Level maintenance on a 12-year-old Lennox Dave Lennox Signature Collection HVAC system. Performed comprehensive inspection of air handler unit, replaced 21x26x4 Pure Air filter, verified system operation with thermostat displaying 75°F in cooling mode, and documented equipment condition with photos. All components functioning properly and system ready for continued service.
Jeremiah H.
Jeremiah H. Checked in
Completed second annual Platinum Level maintenance on a 12-year-old Lennox Dave Lennox Signature Collection HVAC system. Performed comprehensive inspection of air handler unit, replaced 21x26x4 Pure Air filter, verified system operation with thermostat displaying 75°F in cooling mode, and documented equipment condition with photos. All components functioning properly and system ready for continued service.
Newburgh, IN 47630
Responded to no cooling call on 10+ year old heat pump system. Diagnosed failed furnace main control board preventing system operation. Documented equipment information and photographed unit for warranty part ordering, estimated 2 hours for replacement upon part arrival.
Responded to no cooling call on 10+ year old heat pump system. Diagnosed failed furnace main control board preventing system operation. Documented equipment information and photographed unit for warranty part ordering, estimated 2 hours for replacement upon part arrival.
Cameron N.
Cameron N. Checked in
Responded to no cooling call on 10+ year old heat pump system. Diagnosed failed furnace main control board preventing system operation. Documented equipment information and photographed unit for warranty part ordering, estimated 2 hours for replacement upon part arrival.
Newburgh, IN 47630
Newburgh, IN - Completed full HVAC system installation including 3-ton, 15.5 SEER outdoor condensing unit and 96% AFUE furnace. Installed Lennox outdoor unit on concrete pad with proper clearances, ran condensate drain line with PVC piping, mounted electrical disconnect box, and verified all connections for optimal system performance.
Adam M.
Adam M. Checked in
Completed full HVAC system installation including 3-ton, 15.5 SEER outdoor condensing unit and 96% AFUE furnace. Installed Lennox outdoor unit on concrete pad with proper clearances, ran condensate drain line with PVC piping, mounted electrical disconnect box, and verified all connections for optimal system performance.
Newburgh, IN 47630
Completed routine preventative maintenance on a five-year-old residential HVAC system. Performed comprehensive AC tune-up inspection on outdoor condensing unit. Accessed electrical compartment and inspected all internal components including CoreSense control board, capacitor, contactor, and associated wiring connections. Verified all electrical connections were secure with proper wire routing throughout the compartment. Measured and recorded system temperatures using digital thermometer, confirming unit operating at 71.6°F. All components found in good working condition with no deficiencies noted. System currently functioning properly with no repairs required at this time.
Completed routine preventative maintenance on a five-year-old residential HVAC system. Performed comprehensive AC tune-up inspection on outdoor condensing unit. Accessed electrical compartment and inspected all internal components including CoreSense control board, capacitor, contactor, and associated wiring connections. Verified all electrical connections were secure with proper wire routing throughout the compartment. Measured and recorded system temperatures using digital thermometer, confirming unit operating at 71.6°F. All components found in good working condition with no deficiencies noted. System currently functioning properly with no repairs required at this time.
Michael H.
Michael H. Checked in
Completed routine preventative maintenance on a five-year-old residential HVAC system. Performed comprehensive AC tune-up inspection on outdoor condensing unit. Accessed electrical compartment and inspected all internal components including CoreSense control board, capacitor, contactor, and associated wiring connections. Verified all electrical connections were secure with proper wire routing throughout the compartment. Measured and recorded system temperatures using digital thermometer, confirming unit operating at 71.6°F. All components found in good working condition with no deficiencies noted. System currently functioning properly with no repairs required at this time.
Newburgh, IN 47630
Responded to water leak issue in basement affecting 14-year-old Carrier Infinity system. Inspected air handler unit and condensate pump assembly where pooling water was observed at equipment base. Documented system conditions and leak source for home inspection requirements, photographed thermostat settings and HVAC equipment configuration, and advised property owner of findings for pre-sale disclosure purposes.
Responded to water leak issue in basement affecting 14-year-old Carrier Infinity system. Inspected air handler unit and condensate pump assembly where pooling water was observed at equipment base. Documented system conditions and leak source for home inspection requirements, photographed thermostat settings and HVAC equipment configuration, and advised property owner of findings for pre-sale disclosure purposes.
Jeremiah H.
Jeremiah H. Checked in
Responded to water leak issue in basement affecting 14-year-old Carrier Infinity system. Inspected air handler unit and condensate pump assembly where pooling water was observed at equipment base. Documented system conditions and leak source for home inspection requirements, photographed thermostat settings and HVAC equipment configuration, and advised property owner of findings for pre-sale disclosure purposes.
Newburgh, IN 47630
Completed installation of a 3.5-ton, 15.5 SEER Lennox heat pump system including indoor air handler and outdoor condensing unit. The air handler was installed in an interior closet space with proper condensate drainage via PVC piping, electrical connections, and all required safety labels and controls mounted and operational. The outdoor condenser unit was positioned on grade against the fence line with appropriate clearances, refrigerant lines connected and charged, and system commissioned and tested for proper operation.
Completed installation of a 3.5-ton, 15.5 SEER Lennox heat pump system including indoor air handler and outdoor condensing unit. The air handler was installed in an interior closet space with proper condensate drainage via PVC piping, electrical connections, and all required safety labels and controls mounted and operational. The outdoor condenser unit was positioned on grade against the fence line with appropriate clearances, refrigerant lines connected and charged, and system commissioned and tested for proper operation.
Addison B.
Addison B. Checked in
Completed installation of a 3.5-ton, 15.5 SEER Lennox heat pump system including indoor air handler and outdoor condensing unit. The air handler was installed in an interior closet space with proper condensate drainage via PVC piping, electrical connections, and all required safety labels and controls mounted and operational. The outdoor condenser unit was positioned on grade against the fence line with appropriate clearances, refrigerant lines connected and charged, and system commissioned and tested for proper operation.
Newburgh, IN 47630
Newburgh, IN - Conducted on-site evaluation for complete HVAC system replacement. Documented existing exterior conditions and property layout to assess equipment placement options and determine optimal installation approach for new high-efficiency heating and cooling system.
Danny M.
Danny M. Checked in
Conducted on-site evaluation for complete HVAC system replacement. Documented existing exterior conditions and property layout to assess equipment placement options and determine optimal installation approach for new high-efficiency heating and cooling system.
Newburgh, IN 47630
Responded to no cooling complaint on 20-year-old residential air conditioning system. Upon arrival, confirmed airflow present at registers but no cold air being delivered. Performed diagnostic evaluation of outdoor condensing unit and indoor air handler. Inspected refrigerant lines, electrical connections, and condensate drainage system in mechanical room. Evaluated condenser unit positioned in side yard on concrete pad with proper clearances. System showed signs of age-related wear and component degradation consistent with equipment at end of service life. Provided customer with findings and recommended options for repair versus replacement given the advanced age of the equipment.
Responded to no cooling complaint on 20-year-old residential air conditioning system. Upon arrival, confirmed airflow present at registers but no cold air being delivered. Performed diagnostic evaluation of outdoor condensing unit and indoor air handler. Inspected refrigerant lines, electrical connections, and condensate drainage system in mechanical room. Evaluated condenser unit positioned in side yard on concrete pad with proper clearances. System showed signs of age-related wear and component degradation consistent with equipment at end of service life. Provided customer with findings and recommended options for repair versus replacement given the advanced age of the equipment.
Danny M.
Danny M. Checked in
Responded to no cooling complaint on 20-year-old residential air conditioning system. Upon arrival, confirmed airflow present at registers but no cold air being delivered. Performed diagnostic evaluation of outdoor condensing unit and indoor air handler. Inspected refrigerant lines, electrical connections, and condensate drainage system in mechanical room. Evaluated condenser unit positioned in side yard on concrete pad with proper clearances. System showed signs of age-related wear and component degradation consistent with equipment at end of service life. Provided customer with findings and recommended options for repair versus replacement given the advanced age of the equipment.
Newburgh, IN 47630
Completed scheduled HVAC maintenance tune-up on residential Carrier air conditioning unit. Performed comprehensive system inspection of outdoor condenser unit, verified proper operation of all components, and documented equipment condition through photographic records. All systems operating within normal parameters upon completion of service.
Completed scheduled HVAC maintenance tune-up on residential Carrier air conditioning unit. Performed comprehensive system inspection of outdoor condenser unit, verified proper operation of all components, and documented equipment condition through photographic records. All systems operating within normal parameters upon completion of service.
Jeremiah H.
Jeremiah H. Checked in
Completed scheduled HVAC maintenance tune-up on residential Carrier air conditioning unit. Performed comprehensive system inspection of outdoor condenser unit, verified proper operation of all components, and documented equipment condition through photographic records. All systems operating within normal parameters upon completion of service.
Newburgh, IN 47630
Conducted thorough inspection and evaluation of original 1974 crawl space ductwork system showing extensive age-related deterioration. Found significant structural damage including cracking, splitting, and material separation in main supply ducts, with visible staining and compromised integrity throughout the duct runs. Documented all findings with detailed photography for estimate preparation to replace the 52-year-old ductwork system.
Conducted thorough inspection and evaluation of original 1974 crawl space ductwork system showing extensive age-related deterioration. Found significant structural damage including cracking, splitting, and material separation in main supply ducts, with visible staining and compromised integrity throughout the duct runs. Documented all findings with detailed photography for estimate preparation to replace the 52-year-old ductwork system.
Nick B.
Nick B. Checked in
Conducted thorough inspection and evaluation of original 1974 crawl space ductwork system showing extensive age-related deterioration. Found significant structural damage including cracking, splitting, and material separation in main supply ducts, with visible staining and compromised integrity throughout the duct runs. Documented all findings with detailed photography for estimate preparation to replace the 52-year-old ductwork system.
Newburgh, IN 47630
Completed scheduled preventive maintenance on residential split HVAC system. Performed comprehensive AC tune-up on outdoor condenser unit and inspected indoor furnace system. Conducted standard maintenance procedures including visual inspection of equipment, verification of proper operation, and system performance evaluation. Equipment found to be in satisfactory operating condition. Documented system with photographs for service records.
Completed scheduled preventive maintenance on residential split HVAC system. Performed comprehensive AC tune-up on outdoor condenser unit and inspected indoor furnace system. Conducted standard maintenance procedures including visual inspection of equipment, verification of proper operation, and system performance evaluation. Equipment found to be in satisfactory operating condition. Documented system with photographs for service records.
Luke O.
Luke O. Checked in
Completed scheduled preventive maintenance on residential split HVAC system. Performed comprehensive AC tune-up on outdoor condenser unit and inspected indoor furnace system. Conducted standard maintenance procedures including visual inspection of equipment, verification of proper operation, and system performance evaluation. Equipment found to be in satisfactory operating condition. Documented system with photographs for service records.
Newburgh, IN 47630
Completed scheduled HVAC maintenance tune-up on residential system. Performed comprehensive system diagnostics including temperature differential measurements across insulated ductwork, recording supply air temperature of 88.4°F. Inspected bubble-foil insulation integrity on duct components and verified proper thermal protection. All system parameters checked and found operating within normal specifications.
Completed scheduled HVAC maintenance tune-up on residential system. Performed comprehensive system diagnostics including temperature differential measurements across insulated ductwork, recording supply air temperature of 88.4°F. Inspected bubble-foil insulation integrity on duct components and verified proper thermal protection. All system parameters checked and found operating within normal specifications.
Michael H.
Michael H. Checked in
Completed scheduled HVAC maintenance tune-up on residential system. Performed comprehensive system diagnostics including temperature differential measurements across insulated ductwork, recording supply air temperature of 88.4°F. Inspected bubble-foil insulation integrity on duct components and verified proper thermal protection. All system parameters checked and found operating within normal specifications.
Newburgh, IN 47630
Completed installation of a 2-ton, 16 SEER heat pump system with matching air handler unit. The air handler was mounted vertically in an interior utility closet with proper clearances maintained for service access. Connected flexible supply ductwork to the unit's discharge plenum and routed through the attic space, securing all connections with appropriate metallic tape and ensuring proper support throughout the duct run. Installed PVC condensate drain line from the air handler with proper pitch for drainage. Verified all manufacturer labels, warranty documentation, and technical specification stickers were properly affixed to the equipment. System was tested and confirmed operational upon completion.
Completed installation of a 2-ton, 16 SEER heat pump system with matching air handler unit. The air handler was mounted vertically in an interior utility closet with proper clearances maintained for service access. Connected flexible supply ductwork to the unit's discharge plenum and routed through the attic space, securing all connections with appropriate metallic tape and ensuring proper support throughout the duct run. Installed PVC condensate drain line from the air handler with proper pitch for drainage. Verified all manufacturer labels, warranty documentation, and technical specification stickers were properly affixed to the equipment. System was tested and confirmed operational upon completion.
Addison B.
Addison B. Checked in
Completed installation of a 2-ton, 16 SEER heat pump system with matching air handler unit. The air handler was mounted vertically in an interior utility closet with proper clearances maintained for service access. Connected flexible supply ductwork to the unit's discharge plenum and routed through the attic space, securing all connections with appropriate metallic tape and ensuring proper support throughout the duct run. Installed PVC condensate drain line from the air handler with proper pitch for drainage. Verified all manufacturer labels, warranty documentation, and technical specification stickers were properly affixed to the equipment. System was tested and confirmed operational upon completion.
Newburgh, IN 47630
Performed cooling system evaluation for residential property with two AC units. Inspected outdoor American Standard Silver model (4A7A4030L1000AA, manufactured May 2015) and assessed second floor unit experiencing inadequate cooling performance during hot afternoon hours. Documented equipment specifications, verified unit condition, and photographed manufacturer data plate and interior return air grille to provide comprehensive replacement estimate for aging HVAC systems.
Performed cooling system evaluation for residential property with two AC units. Inspected outdoor American Standard Silver model (4A7A4030L1000AA, manufactured May 2015) and assessed second floor unit experiencing inadequate cooling performance during hot afternoon hours. Documented equipment specifications, verified unit condition, and photographed manufacturer data plate and interior return air grille to provide comprehensive replacement estimate for aging HVAC systems.
James W.
James W. Checked in
Performed cooling system evaluation for residential property with two AC units. Inspected outdoor American Standard Silver model (4A7A4030L1000AA, manufactured May 2015) and assessed second floor unit experiencing inadequate cooling performance during hot afternoon hours. Documented equipment specifications, verified unit condition, and photographed manufacturer data plate and interior return air grille to provide comprehensive replacement estimate for aging HVAC systems.
Newburgh, IN 47630
Performed second opinion evaluation on 16-year-old residential HVAC system after previous contractor diagnosed refrigerant leak in chamber. Conducted comprehensive system inspection including indoor air handler, outdoor condensing unit, and refrigerant lines using manifold gauges and leak detection equipment. Verified system operation, checked refrigerant levels, and performed thorough leak inspection to confirm or identify alternative issues affecting system performance.
Performed second opinion evaluation on 16-year-old residential HVAC system after previous contractor diagnosed refrigerant leak in chamber. Conducted comprehensive system inspection including indoor air handler, outdoor condensing unit, and refrigerant lines using manifold gauges and leak detection equipment. Verified system operation, checked refrigerant levels, and performed thorough leak inspection to confirm or identify alternative issues affecting system performance.
Shawn M.
Shawn M. Checked in
Performed second opinion evaluation on 16-year-old residential HVAC system after previous contractor diagnosed refrigerant leak in chamber. Conducted comprehensive system inspection including indoor air handler, outdoor condensing unit, and refrigerant lines using manifold gauges and leak detection equipment. Verified system operation, checked refrigerant levels, and performed thorough leak inspection to confirm or identify alternative issues affecting system performance.
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.