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.

Call Today 833-232-4328 Schedule Online
FREE HVAC Replacement Estimate Request Service

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 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
Completed full HVAC system changeout, removing existing Lennox equipment and installing new Carrier system per specifications. Installed Carrier furnace in interior utility room with proper venting and condensate drainage using white PVC piping. Mounted new air handler with integrated ductwork, connecting gray flexible duct for proper airflow distribution. Positioned equipment to maintain clearances and accessibility for future service. 

Installed Carrier outdoor condensing unit on exterior brick wall, setting unit on composite pad over gravel base for proper drainage and vibration isolation. Connected electrical service with exterior disconnect box and appropriate conduit routing. Verified all refrigerant line connections, electrical wiring, and control circuits for proper operation. System startup completed with all components functioning within manufacturer specifications.
Completed full HVAC system changeout, removing existing Lennox equipment and installing new Carrier system per specifications. Installed Carrier furnace in interior utility room with proper venting and condensate drainage using white PVC piping. Mounted new air handler with integrated ductwork, connecting gray flexible duct for proper airflow distribution. Positioned equipment to maintain clearances and accessibility for future service. 

Installed Carrier outdoor condensing unit on exterior brick wall, setting unit on composite pad over gravel base for proper drainage and vibration isolation. Connected electrical service with exterior disconnect box and appropriate conduit routing. Verified all refrigerant line connections, electrical wiring, and control circuits for proper operation. System startup completed with all components functioning within manufacturer specifications.
Ian H.
Ian H. Checked in
Completed full HVAC system changeout, removing existing Lennox equipment and installing new Carrier system per specifications. Installed Carrier furnace in interior utility room with proper venting and condensate drainage using white PVC piping. Mounted new air handler with integrated ductwork, connecting gray flexible duct for proper airflow distribution. Positioned equipment to maintain clearances and accessibility for future service. Installed Carrier outdoor condensing unit on exterior brick wall, setting unit on composite pad over gravel base for proper drainage and vibration isolation. Connected electrical service with exterior disconnect box and appropriate conduit routing. Verified all refrigerant line connections, electrical wiring, and control circuits for proper operation. System startup completed with all components functioning within manufacturer specifications.
Newburgh, IN 47630
Completed annual Gold Level maintenance on 8-year-old Lennox HVAC system during second scheduled visit. Performed comprehensive inspection of all interior components including heat exchanger, blower motor assembly, capacitor, and control board with all electrical connections verified and found secure. Inspected outdoor condenser unit with focus on capacitor and electrical compartment, confirming proper operation of all components. All systems tested and operating within manufacturer specifications, with membership renewal due.
Completed annual Gold Level maintenance on 8-year-old Lennox HVAC system during second scheduled visit. Performed comprehensive inspection of all interior components including heat exchanger, blower motor assembly, capacitor, and control board with all electrical connections verified and found secure. Inspected outdoor condenser unit with focus on capacitor and electrical compartment, confirming proper operation of all components. All systems tested and operating within manufacturer specifications, with membership renewal due.
Christian C.
Christian C. Checked in
Completed annual Gold Level maintenance on 8-year-old Lennox HVAC system during second scheduled visit. Performed comprehensive inspection of all interior components including heat exchanger, blower motor assembly, capacitor, and control board with all electrical connections verified and found secure. Inspected outdoor condenser unit with focus on capacitor and electrical compartment, confirming proper operation of all components. All systems tested and operating within manufacturer specifications, with membership renewal due.
Newburgh, IN 47630
Completed HVAC system replacement installation including new heating and cooling equipment with associated ductwork modifications. Installed white cabinet unit with proper ventilation, connected gray sheet metal ductwork with sealed seams and joints, and routed electrical wiring throughout the system. Verified all PVC drainage lines, conduits, and piping connections are secure and properly positioned for optimal system performance and code compliance.
Completed HVAC system replacement installation including new heating and cooling equipment with associated ductwork modifications. Installed white cabinet unit with proper ventilation, connected gray sheet metal ductwork with sealed seams and joints, and routed electrical wiring throughout the system. Verified all PVC drainage lines, conduits, and piping connections are secure and properly positioned for optimal system performance and code compliance.
Craig U.
Craig U. Checked in
Completed HVAC system replacement installation including new heating and cooling equipment with associated ductwork modifications. Installed white cabinet unit with proper ventilation, connected gray sheet metal ductwork with sealed seams and joints, and routed electrical wiring throughout the system. Verified all PVC drainage lines, conduits, and piping connections are secure and properly positioned for optimal system performance and code compliance.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling complaint with outdoor unit running but warm air from registers. Diagnosed reversed refrigerant lines at outdoor unit causing system to operate in heating mode during cooling call. Corrected refrigerant line connections at condenser, verified proper airflow direction, and restored normal cooling operation to residence.
Cameron N.
Cameron N. Checked in
Responded to no cooling complaint with outdoor unit running but warm air from registers. Diagnosed reversed refrigerant lines at outdoor unit causing system to operate in heating mode during cooling call. Corrected refrigerant line connections at condenser, verified proper airflow direction, and restored normal cooling operation to residence.
Newburgh, IN 47630
Completed annual second visit planned maintenance on one-year-old HVAC system, including replacement of 16x20x5 filters and comprehensive system diagnostics with electrical testing using digital multimeter to verify proper voltage and amperage readings at unit components and capacitor. Customer declined maintenance agreement renewal at this time and will need to contact office directly to renew service plan.
Completed annual second visit planned maintenance on one-year-old HVAC system, including replacement of 16x20x5 filters and comprehensive system diagnostics with electrical testing using digital multimeter to verify proper voltage and amperage readings at unit components and capacitor. Customer declined maintenance agreement renewal at this time and will need to contact office directly to renew service plan.
Tyler C.
Tyler C. Checked in
Completed annual second visit planned maintenance on one-year-old HVAC system, including replacement of 16x20x5 filters and comprehensive system diagnostics with electrical testing using digital multimeter to verify proper voltage and amperage readings at unit components and capacitor. Customer declined maintenance agreement renewal at this time and will need to contact office directly to renew service plan.
Newburgh, IN 47630
Responded to water leak concern on recently installed Lennox HVAC system. Upon inspection, identified active leak originating from condensate drain system with evidence of water damage visible on ceiling and wall surfaces in adjacent area. Leak appeared to have occurred prior to occupancy based on existing paint damage and moisture staining patterns. Examined condensate pump assembly and PVC drain lines for proper installation and function. System confirmed operational for heating and cooling modes. Documented leak source location and extent of water intrusion with photographic evidence. Recommended monitoring condensate drainage system and addressing ceiling/wall cosmetic repairs from previous water exposure.
Responded to water leak concern on recently installed Lennox HVAC system. Upon inspection, identified active leak originating from condensate drain system with evidence of water damage visible on ceiling and wall surfaces in adjacent area. Leak appeared to have occurred prior to occupancy based on existing paint damage and moisture staining patterns. Examined condensate pump assembly and PVC drain lines for proper installation and function. System confirmed operational for heating and cooling modes. Documented leak source location and extent of water intrusion with photographic evidence. Recommended monitoring condensate drainage system and addressing ceiling/wall cosmetic repairs from previous water exposure.
Francis I.
Francis I. Checked in
Responded to water leak concern on recently installed Lennox HVAC system. Upon inspection, identified active leak originating from condensate drain system with evidence of water damage visible on ceiling and wall surfaces in adjacent area. Leak appeared to have occurred prior to occupancy based on existing paint damage and moisture staining patterns. Examined condensate pump assembly and PVC drain lines for proper installation and function. System confirmed operational for heating and cooling modes. Documented leak source location and extent of water intrusion with photographic evidence. Recommended monitoring condensate drainage system and addressing ceiling/wall cosmetic repairs from previous water exposure.
Newburgh, IN 47630
Completed first annual Platinum Level maintenance on a 7-year-old residential HVAC system consisting of an outdoor condensing unit and indoor furnace. Performed comprehensive inspection of both components, replaced 20x25x5 air filter, verified proper airflow through ductwork and plenum connections, and confirmed all safety labels and manufacturer specifications were clearly visible and intact. System operating within normal parameters with no issues identified.
Completed first annual Platinum Level maintenance on a 7-year-old residential HVAC system consisting of an outdoor condensing unit and indoor furnace. Performed comprehensive inspection of both components, replaced 20x25x5 air filter, verified proper airflow through ductwork and plenum connections, and confirmed all safety labels and manufacturer specifications were clearly visible and intact. System operating within normal parameters with no issues identified.
Luke O.
Luke O. Checked in
Completed first annual Platinum Level maintenance on a 7-year-old residential HVAC system consisting of an outdoor condensing unit and indoor furnace. Performed comprehensive inspection of both components, replaced 20x25x5 air filter, verified proper airflow through ductwork and plenum connections, and confirmed all safety labels and manufacturer specifications were clearly visible and intact. System operating within normal parameters with no issues identified.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling complaint on 4-year-old upstairs HVAC system with indoor temperature reading 78°F. Diagnosed failed dual-run capacitor preventing compressor and condenser fan operation. Replaced defective capacitor with new 35+5µF 440VAC rated component, restoring proper system function and cooling capability.
Kevin H.
Kevin H. Checked in
Responded to no cooling complaint on 4-year-old upstairs HVAC system with indoor temperature reading 78°F. Diagnosed failed dual-run capacitor preventing compressor and condenser fan operation. Replaced defective capacitor with new 35+5µF 440VAC rated component, restoring proper system function and cooling capability.
Newburgh, IN 47630
Newburgh, IN - # HVAC Service Completed

Responded to a no-cooling call for a 15-year-old residential air conditioning system. Upon arrival, conducted a thorough diagnostic evaluation of the outdoor condenser unit and associated electrical components. Inspected the beige condenser unit mounted against the brick exterior, examining the fan assembly, compressor operation, and refrigerant lines. Evaluated electrical connections at the disconnect switches and verified proper power supply to the system. Assessed the condition of the condenser coil fins and overall unit functionality. Documented equipment condition and installation setup with photographic evidence for service records.
Shawn M.
Shawn M. Checked in
# HVAC Service Completed Responded to a no-cooling call for a 15-year-old residential air conditioning system. Upon arrival, conducted a thorough diagnostic evaluation of the outdoor condenser unit and associated electrical components. Inspected the beige condenser unit mounted against the brick exterior, examining the fan assembly, compressor operation, and refrigerant lines. Evaluated electrical connections at the disconnect switches and verified proper power supply to the system. Assessed the condition of the condenser coil fins and overall unit functionality. Documented equipment condition and installation setup with photographic evidence for service records.
Newburgh, IN 47630
Completed Platinum Level annual maintenance on dual-system residential HVAC installation utilizing 16x26 PureAir filters on both units. Performed comprehensive inspection and servicing of both systems, verified thermostat connectivity and Wi-Fi integration with Lennox iComfort system showing proper communication between equipment, router, and cloud servers. All systems operating within normal parameters with documentation captured for service records.
Completed Platinum Level annual maintenance on dual-system residential HVAC installation utilizing 16x26 PureAir filters on both units. Performed comprehensive inspection and servicing of both systems, verified thermostat connectivity and Wi-Fi integration with Lennox iComfort system showing proper communication between equipment, router, and cloud servers. All systems operating within normal parameters with documentation captured for service records.
Tyler C.
Tyler C. Checked in
Completed Platinum Level annual maintenance on dual-system residential HVAC installation utilizing 16x26 PureAir filters on both units. Performed comprehensive inspection and servicing of both systems, verified thermostat connectivity and Wi-Fi integration with Lennox iComfort system showing proper communication between equipment, router, and cloud servers. All systems operating within normal parameters with documentation captured for service records.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling call on 20-year-old system where outdoor condenser fan was short-cycling and indoor blower motor was humming but failing to start. Diagnosed failed blower motor capacitor causing motor overload condition, which was also triggering safety shutdowns on the outdoor unit. Replaced defective capacitor, tested system operation, and verified proper airflow and cooling performance across both indoor and outdoor components.
Cameron N.
Cameron N. Checked in
Responded to no cooling call on 20-year-old system where outdoor condenser fan was short-cycling and indoor blower motor was humming but failing to start. Diagnosed failed blower motor capacitor causing motor overload condition, which was also triggering safety shutdowns on the outdoor unit. Replaced defective capacitor, tested system operation, and verified proper airflow and cooling performance across both indoor and outdoor components.
Newburgh, IN 47630
Completed second annual Gold Level planned maintenance visit on 11-year-old HVAC system. Performed comprehensive system inspection, verified proper operation of Honeywell digital thermostat and HZ322 control unit with all indicator lights showing normal status, checked airflow and system performance, and documented equipment condition with photos for service records.
Completed second annual Gold Level planned maintenance visit on 11-year-old HVAC system. Performed comprehensive system inspection, verified proper operation of Honeywell digital thermostat and HZ322 control unit with all indicator lights showing normal status, checked airflow and system performance, and documented equipment condition with photos for service records.
Jeremiah H.
Jeremiah H. Checked in
Completed second annual Gold Level planned maintenance visit on 11-year-old HVAC system. Performed comprehensive system inspection, verified proper operation of Honeywell digital thermostat and HZ322 control unit with all indicator lights showing normal status, checked airflow and system performance, and documented equipment condition with photos for service records.
Newburgh, IN 47630
Completed comprehensive HVAC replacement estimate for existing customer with 10+ year old system currently operational. Evaluated existing heat pump system, ductwork installation in attic space including reflective insulation and flexible duct components, and electrical service with 60-amp and 50-amp disconnect breakers. Discussed new heat pump replacement options and mini split promotion eligibility with homeowner present during consultation.
Completed comprehensive HVAC replacement estimate for existing customer with 10+ year old system currently operational. Evaluated existing heat pump system, ductwork installation in attic space including reflective insulation and flexible duct components, and electrical service with 60-amp and 50-amp disconnect breakers. Discussed new heat pump replacement options and mini split promotion eligibility with homeowner present during consultation.
Nick B.
Nick B. Checked in
Completed comprehensive HVAC replacement estimate for existing customer with 10+ year old system currently operational. Evaluated existing heat pump system, ductwork installation in attic space including reflective insulation and flexible duct components, and electrical service with 60-amp and 50-amp disconnect breakers. Discussed new heat pump replacement options and mini split promotion eligibility with homeowner present during consultation.
Newburgh, IN 47630
Newburgh, IN - Responded to no-cool complaint on 11-year-old American Standard Silver series split system serving upstairs zone. Upon arrival, upstairs temperature was 82°F while downstairs zone maintained 73°F. System was running with airflow present but discharging warm air from supply vents. Verified no tripped breakers, no evaporator coil icing, and confirmed outdoor condensing unit operation. Performed diagnostic evaluation of refrigerant circuit, electrical components, and airflow delivery on aging equipment to identify root cause of cooling loss.
Cameron N.
Cameron N. Checked in
Responded to no-cool complaint on 11-year-old American Standard Silver series split system serving upstairs zone. Upon arrival, upstairs temperature was 82°F while downstairs zone maintained 73°F. System was running with airflow present but discharging warm air from supply vents. Verified no tripped breakers, no evaporator coil icing, and confirmed outdoor condensing unit operation. Performed diagnostic evaluation of refrigerant circuit, electrical components, and airflow delivery on aging equipment to identify root cause of cooling loss.
Newburgh, IN 47630
Completed installation of 2.5-ton, 15.5 SEER air conditioning system with 97% AFUE gas furnace as a complete HVAC system replacement. Installed new condensate drain lines with PVC piping routed through ceiling penetrations; ceiling texture damage observed around pipe penetrations will require customer attention for cosmetic repair. System tested and operational, with all components functioning to manufacturer specifications.
Completed installation of 2.5-ton, 15.5 SEER air conditioning system with 97% AFUE gas furnace as a complete HVAC system replacement. Installed new condensate drain lines with PVC piping routed through ceiling penetrations; ceiling texture damage observed around pipe penetrations will require customer attention for cosmetic repair. System tested and operational, with all components functioning to manufacturer specifications.
Drake H.
Drake H. Checked in
Completed installation of 2.5-ton, 15.5 SEER air conditioning system with 97% AFUE gas furnace as a complete HVAC system replacement. Installed new condensate drain lines with PVC piping routed through ceiling penetrations; ceiling texture damage observed around pipe penetrations will require customer attention for cosmetic repair. System tested and operational, with all components functioning to manufacturer specifications.
Newburgh, IN 47630
Completed complimentary planned HVAC maintenance tune-up on residential system. Documented zoning system pressure switch notification showing high pressure alert on smart home control interface. Measured and recorded attic temperature at 51°F using calibrated digital instrumentation over foil-faced insulation, verifying proper environmental conditions in equipment area.
Completed complimentary planned HVAC maintenance tune-up on residential system. Documented zoning system pressure switch notification showing high pressure alert on smart home control interface. Measured and recorded attic temperature at 51°F using calibrated digital instrumentation over foil-faced insulation, verifying proper environmental conditions in equipment area.
Michael H.
Michael H. Checked in
Completed complimentary planned HVAC maintenance tune-up on residential system. Documented zoning system pressure switch notification showing high pressure alert on smart home control interface. Measured and recorded attic temperature at 51°F using calibrated digital instrumentation over foil-faced insulation, verifying proper environmental conditions in equipment area.
Newburgh, IN 47630
Start Saving Today With

Membership Perks

Start Saving Today With

Membership Perks

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.

Review Image
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.