HVAC, Plumber & Electrician in Newburgh, IN | A+ Derr
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, Cooling, Plumbing & Electrical Services in Newburgh, IN

 

Newburgh Service Overview

Based in Newburgh (Main Local Hub): Newburgh serves as the central operations hub for A+ Derr, housing our main local office and the largest home service fleet in the Tri-State area.

Four Multi-Trade Services: We deliver comprehensive heating, cooling, plumbing, and electrical solutions for homes across ZIP code 47630.

Decades of Local Experience: Our technicians handle everything from historic Riverfront and Old Lock and Dam properties with multi-generational mechanicals to expansive newer builds near Castle High School.

 

Newburgh’s housing changes quickly as you travel away from the Ohio River. Historic properties near the Riverfront and Old Lock and Dam may have mechanical systems updated in stages over several decades. Homes in newer parts of Newburgh often have larger layouts, modern equipment, and growing electrical demands. A+ Derr provides heating, cooling, plumbing, and electrical services throughout Newburgh from our main local office.

“Pleasure doing business with them. New HVAC system and water heater. Everyone I dealt with was extremely friendly, helpful and knowledgeable. Had an issue with water pressure in kitchen and bathroom sinks and they got it corrected for me. Definitely recommend.”

Lori M.

Need an experienced HVAC contractor, plumber, or electrician in Newburgh, IN? Call 833-232-4328 or contact our local office online today!

A+ Derr Is Based in Newburgh

Newburgh is the center of A+ Derr’s Tri-State operation. Our main office is located here, and our technicians leave from this local hub to serve customers throughout the area. With one of the largest home service fleets in the region, A+ Derr vehicles are a familiar sight around Newburgh each day.

Our local connection extends beyond the homes we service. A+ Derr sponsors sports and clubs at various schools across the area. We also participate in the Newburgh Holiday Light Parade each year. These relationships keep our company connected to the schools, families, and traditions that shape the community.

Solving HVAC, Plumbing, Electrical Issues in Newburgh Homes

Problem: Persistent river valley humidity during hot summer months makes indoor air feel warm and damp, even when AC units run continuously.

Solution: A+ Derr installs whole-home dehumidifiers, air purifiers, ductless mini-splits, and high-efficiency replacement air conditioners or heat pumps to actively balance humidity and cooling.

Problem: Historic homes near the Riverfront feature narrow ductwork, converted upper floors, and older electrical panels that cannot support new appliances or HVAC upgrades.

Solution: Our team performs complete electrical panel upgrades, meter upgrades, custom duct balancing, and mini-split additions to modernize comfort without disrupting historic structures.

Problem: Sudden winter freezes expose worn furnace parts, thermostat glitches, and airflow bottlenecks in drafty or open-concept floor plans.

Solution: We provide emergency furnace repairs, heat pump services, boiler replacements, and preventive winter tune-ups to ensure consistent heat.

Problem: Heavy rainstorms tax basements, crawl spaces, and low-lying foundations, increasing the risk of drainage failures and water damage.

Solution: Our master plumbers service and replace sump pumps, repair sewer lines, clear drain blockages, and perform complete pipe repairs or repiping.

Rapid AC Repair & Whole-Home Dehumidification for Newburgh Summers

Newburgh summers bring high heat and persistent river valley humidity. Your air conditioner must remove moisture while cooling the house, which places added stress on older equipment. Poor airflow, limited insulation, or improper system sizing can leave rooms feeling warm and damp even when the AC continues to run.

Our local cooling services include:

Homes close to the Riverfront may have narrow duct routes, converted upper floors, or additions that receive limited airflow. Newer Newburgh properties may experience temperature differences caused by tall ceilings, open floor plans, or long duct runs. Our technicians inspect the equipment and supporting comfort system before recommending repairs or replacement.

“AC went out. I called and literally 30 mins later they was here! I was blown away. It’s been raining pretty much all day. The guy never quit! I told him it’s ok come out of the rain. But he wanted to get this done for me. Can’t thank you guys enough.”

Rob R.

Is Ohio River Valley humidity making your home feel warm and sticky? Call our local Newburgh team at 833-232-4328 or schedule online for high-efficiency AC repair and dehumidification solutions!

Newburgh Plumbing Services: Sump Pumps, Water Heaters & Repiping

Plumbing needs often reflect a property’s construction history. Some older Newburgh homes contain multiple generations of pipes, fixtures, and drain connections hidden behind remodeled walls. Newer homes can face different problems, including water pressure changes, water heater failures, fixture leaks, and heavy hot water demand.

A+ Derr provides:

  • Leak and pipe repair
  • Kitchen and bathroom plumbing
  • Plumbing maintenance
  • Standard water heater service
  • Tankless water heater installation
  • Sump pump replacement
  • Sewer and drain service
  • Garbage disposal repair
  • Toilet installation and repair
  • Piping and repiping
  • Water filtration systems

Strong storms can test sump pumps and drainage systems throughout Newburgh, especially in homes with basements, crawl spaces, or low areas around the foundation. Our plumbers locate the cause of the issue and explain whether a repair, equipment replacement, or piping improvement provides the right solution.

Furnace Repair & Dependable Winter Heating in 47630

Newburgh can move from moderate weather to freezing temperatures in a short period. That sudden demand often exposes worn furnace components, weak airflow, thermostat problems, and heat pumps that have not received seasonal maintenance.

Our heating services include:

A home near historic downtown may lose heat through insulation gaps or rooms outside the original duct layout. Larger properties near Castle High School and newer development may struggle with uneven temperatures between floors or distant rooms. A+ Derr tests the heating equipment, thermostat, airflow, and duct system to identify the source of the problem.

Don’t let a sudden Southern Indiana freeze leave your home in the cold. Call A+ Derr in Newburgh at 833-232-4328 for fast, reliable furnace repair and heating system tune-ups!

Electrical Panel Upgrades, EV Chargers & Generators in Newburgh

Electrical demand has changed across Newburgh. Older properties may have panels that predate modern kitchens, central HVAC equipment, home offices, and connected electronics. Newer homes may need added capacity for electric vehicles, outdoor living areas, backup generators, and finished lower levels.

Our electrical services include:

A renovated Riverfront property may need electrical improvements before receiving new HVAC equipment or appliances. A newer Newburgh home may require an EV charger, generator connection, landscape lighting, or circuits for a basement project. Our electricians evaluate the existing capacity and planned load before completing the installation.

Upgrading appliances or noticing flickering lights in your 47630 home? Call our local Newburgh electricians at 833-232-4328 or schedule online for panel upgrades, safety inspections, and rewiring!

Why Newburgh Homeowners Choose A+ Derr

Our main office is located here, and our technicians serve local homes every day. That regular presence gives our team firsthand experience with historic riverfront properties, established neighborhoods, and the newer homes appearing around the outskirts of town.

Customers choose A+ Derr for:

  • A main office in Newburgh
  • One of the Tri-State’s largest fleets
  • Four home service trades
  • Experience with varied local homes
  • Emergency HVAC availability
  • Coordinated project support
  • Local community involvement

Our sponsorship of local sports and clubs reinforce that connection. We work in Newburgh, support Newburgh organizations, and remain part of the community after each service call is complete.

Schedule HVAC, Plumbing & Electrical Service in Newburgh, IN Today

No matter if your home is a historic property along the Newburgh Riverfront or a newer build elsewhere in 47630, A+ Derr is ready to keep your essential systems running smoothly. Our local team handles everything from repairs and routine maintenance to full replacements and new installations for heating, cooling, plumbing, and electrical systems.

Proudly headquartered in Newburgh and serving all of 47630 and Warrick County. Call 833-232-4328 to book your service with A+ Derr!

FAQs for Newburgh Homeowners

Newburgh is our main local hub and home to our central office. Housing one of the largest fleets in the Tri-State area right in 47630 allows us to offer rapid dispatch and emergency service for nearby homes.

Historic properties often suffer from narrow ductwork or converted upper levels. Installing supplemental ductless mini-splits or whole-home dehumidifiers regulates temperature and moisture without invasive construction.

Older panels in established neighborhoods may predate high-demand HVAC units, kitchen remodels, or EV chargers. A panel or meter upgrade ensures your system safely handles increased power demands.

Heavy river valley rainfall can quickly strain foundation drainage. Routine sump pump testing and timely replacement protect basements and crawl spaces from costly storm-related flooding.

Turn off the system at the thermostat or breaker to prevent damage, check for dirty filters or tripped switches, and call us for immediate emergency service.

Page Updated on August 11, 2026

Recent Jobs and Reviews in Newburgh, IN

Job Locations and Reviews

Completed installation of a 4-ton Lennox 18 SEER high-efficiency downflow system featuring a 99% AFUE fully modulating gas furnace. Configured and connected Lennox iComfort Smart Thermostat with Wi-Fi connectivity, verified system communication with cloud servers, and confirmed all HVAC controls are functioning properly for optimal climate management and remote monitoring capabilities.
Completed installation of a 4-ton Lennox 18 SEER high-efficiency downflow system featuring a 99% AFUE fully modulating gas furnace. Configured and connected Lennox iComfort Smart Thermostat with Wi-Fi connectivity, verified system communication with cloud servers, and confirmed all HVAC controls are functioning properly for optimal climate management and remote monitoring capabilities.
Adam M.
Adam M. Checked in
Completed installation of a 4-ton Lennox 18 SEER high-efficiency downflow system featuring a 99% AFUE fully modulating gas furnace. Configured and connected Lennox iComfort Smart Thermostat with Wi-Fi connectivity, verified system communication with cloud servers, and confirmed all HVAC controls are functioning properly for optimal climate management and remote monitoring capabilities.
Newburgh, IN 47630
# HVAC Maintenance - Planned Single Maintenance

Completed scheduled planned maintenance on Carrier HVAC system including furnace and outdoor condenser unit. Replaced 13-year-old 16x25x1 polarized air filter with new filter per monthly maintenance schedule. Inspected indoor air handler, furnace components, ductwork connections, and electrical wiring through access panel. Verified proper operation of outdoor Carrier condenser unit, checked refrigerant lines, and confirmed adequate airflow through exterior grilles. System operating within normal parameters with no issues identified during inspection.
# HVAC Maintenance - Planned Single Maintenance

Completed scheduled planned maintenance on Carrier HVAC system including furnace and outdoor condenser unit. Replaced 13-year-old 16x25x1 polarized air filter with new filter per monthly maintenance schedule. Inspected indoor air handler, furnace components, ductwork connections, and electrical wiring through access panel. Verified proper operation of outdoor Carrier condenser unit, checked refrigerant lines, and confirmed adequate airflow through exterior grilles. System operating within normal parameters with no issues identified during inspection.
Jeremiah H.
Jeremiah H. Checked in
# HVAC Maintenance - Planned Single Maintenance Completed scheduled planned maintenance on Carrier HVAC system including furnace and outdoor condenser unit. Replaced 13-year-old 16x25x1 polarized air filter with new filter per monthly maintenance schedule. Inspected indoor air handler, furnace components, ductwork connections, and electrical wiring through access panel. Verified proper operation of outdoor Carrier condenser unit, checked refrigerant lines, and confirmed adequate airflow through exterior grilles. System operating within normal parameters with no issues identified during inspection.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling complaint on residential air conditioning system with warm air discharge and reduced airflow at vents. Performed diagnostic inspection of outdoor condenser unit and refrigerant system components. Removed access panels to evaluate compressor operation, refrigerant line connections, and electrical components. System evaluation revealed 10+ year old unit requiring further assessment of cooling capacity and airflow restrictions to restore proper operation.
Francis I.
Francis I. Checked in
Responded to no cooling complaint on residential air conditioning system with warm air discharge and reduced airflow at vents. Performed diagnostic inspection of outdoor condenser unit and refrigerant system components. Removed access panels to evaluate compressor operation, refrigerant line connections, and electrical components. System evaluation revealed 10+ year old unit requiring further assessment of cooling capacity and airflow restrictions to restore proper operation.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling complaint on 12-year-old system with inadequate airflow to downstairs bedrooms while upstairs maintained temperature. Diagnosed zoned HVAC system with airflow distribution issues affecting lower level conditioning. Inspected air handler, ductwork, and zone damper controls to identify cause of insufficient air delivery to affected areas and restored proper system operation.
Francis I.
Francis I. Checked in
Responded to no cooling complaint on 12-year-old system with inadequate airflow to downstairs bedrooms while upstairs maintained temperature. Diagnosed zoned HVAC system with airflow distribution issues affecting lower level conditioning. Inspected air handler, ductwork, and zone damper controls to identify cause of insufficient air delivery to affected areas and restored proper system operation.
Newburgh, IN 47630
Completed full HVAC system installation featuring a 3-ton Lennox 17 SEER two-stage air conditioning unit paired with a 97% AFUE two-stage downflow gas furnace in the interior mechanical room. Installed outdoor condensing unit with proper refrigerant charging and pressure testing, verified system operation using digital manifold gauges showing optimal temperature and pressure readings. Delivered four 4x10x6 floor supply grills to complete the ductwork distribution system for proper airflow throughout the residence.
Completed full HVAC system installation featuring a 3-ton Lennox 17 SEER two-stage air conditioning unit paired with a 97% AFUE two-stage downflow gas furnace in the interior mechanical room. Installed outdoor condensing unit with proper refrigerant charging and pressure testing, verified system operation using digital manifold gauges showing optimal temperature and pressure readings. Delivered four 4x10x6 floor supply grills to complete the ductwork distribution system for proper airflow throughout the residence.
Ian H.
Ian H. Checked in
Completed full HVAC system installation featuring a 3-ton Lennox 17 SEER two-stage air conditioning unit paired with a 97% AFUE two-stage downflow gas furnace in the interior mechanical room. Installed outdoor condensing unit with proper refrigerant charging and pressure testing, verified system operation using digital manifold gauges showing optimal temperature and pressure readings. Delivered four 4x10x6 floor supply grills to complete the ductwork distribution system for proper airflow throughout the residence.
Newburgh, IN 47630
# HVAC Maintenance Report

Completed annual planned maintenance visit on a 7-year-old dual HVAC system under Platinum service level. Replaced 24x25x4 filter and polarized pad on both units as part of routine maintenance protocol.

## Primary Findings and Actions

During inspection, discovered severe ice buildup on evaporator coil assembly in first unit. The extensive frost accumulation across serpentine coil surfaces indicated restricted airflow or refrigerant flow issues. Documented condition with photographs showing crystalline ice formation covering metal tubing and heat exchanger components. Ice buildup of this severity can significantly reduce system efficiency and cooling capacity.

Identified broken valve handle on exterior refrigerant service valve at second unit location. The valve handle showed shattered fragments around the central stem, rendering manual operation impossible. This damaged component was mounted on brick wall exterior alongside copper refrigerant lines and bra
# HVAC Maintenance Report

Completed annual planned maintenance visit on a 7-year-old dual HVAC system under Platinum service level. Replaced 24x25x4 filter and polarized pad on both units as part of routine maintenance protocol.

## Primary Findings and Actions

During inspection, discovered severe ice buildup on evaporator coil assembly in first unit. The extensive frost accumulation across serpentine coil surfaces indicated restricted airflow or refrigerant flow issues. Documented condition with photographs showing crystalline ice formation covering metal tubing and heat exchanger components. Ice buildup of this severity can significantly reduce system efficiency and cooling capacity.

Identified broken valve handle on exterior refrigerant service valve at second unit location. The valve handle showed shattered fragments around the central stem, rendering manual operation impossible. This damaged component was mounted on brick wall exterior alongside copper refrigerant lines and bra
Michael H.
Michael H. Checked in
# HVAC Maintenance Report Completed annual planned maintenance visit on a 7-year-old dual HVAC system under Platinum service level. Replaced 24x25x4 filter and polarized pad on both units as part of routine maintenance protocol. ## Primary Findings and Actions During inspection, discovered severe ice buildup on evaporator coil assembly in first unit. The extensive frost accumulation across serpentine coil surfaces indicated restricted airflow or refrigerant flow issues. Documented condition with photographs showing crystalline ice formation covering metal tubing and heat exchanger components. Ice buildup of this severity can significantly reduce system efficiency and cooling capacity. Identified broken valve handle on exterior refrigerant service valve at second unit location. The valve handle showed shattered fragments around the central stem, rendering manual operation impossible. This damaged component was mounted on brick wall exterior alongside copper refrigerant lines and bra
Newburgh, IN 47630
Completed comprehensive preventative maintenance tune-up on residential air conditioning system. Performed thorough inspection of outdoor condenser unit and indoor thermostat system. System operating within normal parameters with no deficiencies noted. All components tested and verified functional. Thermostat displaying proper temperature readings and responding correctly to input commands.
Completed comprehensive preventative maintenance tune-up on residential air conditioning system. Performed thorough inspection of outdoor condenser unit and indoor thermostat system. System operating within normal parameters with no deficiencies noted. All components tested and verified functional. Thermostat displaying proper temperature readings and responding correctly to input commands.
Jeremiah H.
Jeremiah H. Checked in
Completed comprehensive preventative maintenance tune-up on residential air conditioning system. Performed thorough inspection of outdoor condenser unit and indoor thermostat system. System operating within normal parameters with no deficiencies noted. All components tested and verified functional. Thermostat displaying proper temperature readings and responding correctly to input commands.
Newburgh, IN 47630
Newburgh, IN - Responded to no cooling call on 15-year-old residential HVAC system. Upon arrival, confirmed unit was blowing warm air with thermostat set to 74°F but reading 78°F. Performed diagnostic inspection of outdoor condensing unit and accessed electrical control cabinet. Identified failed dual-run capacitor as primary cause of cooling failure. Replaced defective capacitor, verified proper voltage and amperage readings on compressor and condenser fan motor, and tested system operation through complete cooling cycle. Unit now operating within manufacturer specifications with proper temperature differential across evaporator coil.
Cameron N.
Cameron N. Checked in
Responded to no cooling call on 15-year-old residential HVAC system. Upon arrival, confirmed unit was blowing warm air with thermostat set to 74°F but reading 78°F. Performed diagnostic inspection of outdoor condensing unit and accessed electrical control cabinet. Identified failed dual-run capacitor as primary cause of cooling failure. Replaced defective capacitor, verified proper voltage and amperage readings on compressor and condenser fan motor, and tested system operation through complete cooling cycle. Unit now operating within manufacturer specifications with proper temperature differential across evaporator coil.
Newburgh, IN 47630
Newburgh, IN - Completed comprehensive AC tune-up on 6-year-old cooling system operating without issues. Performed standard preventive maintenance procedures including system inspection, temperature readings, and operational verification to ensure continued reliable performance throughout the cooling season.
Michael H.
Michael H. Checked in
Completed comprehensive AC tune-up on 6-year-old cooling system operating without issues. Performed standard preventive maintenance procedures including system inspection, temperature readings, and operational verification to ensure continued reliable performance throughout the cooling season.
Newburgh, IN 47630
# No Cooling - Evaporator Coil Failure

Responded to no cooling complaint on 5-year-old residential HVAC system. Upon arrival, verified system was not producing cool air. Reviewed service history indicating another contractor recently added refrigerant due to low charge. 

Performed comprehensive system diagnostics using refrigerant manifold gauges and pressure testing equipment. Inspected indoor air handler unit and refrigerant line set for leaks and abnormalities. Conducted pressure tests on refrigerant circuit to identify source of refrigerant loss.

Testing revealed evaporator coil failure as primary cause of refrigerant leak and subsequent loss of cooling capacity. Coil exhibited leak that could not be repaired and required complete replacement. Documented coil model and serial number information from air handler nameplate data for warranty parts ordering.

Photographed failed evaporator coil assembly and air handler unit specifications to support warranty claim submission. Captur
# No Cooling - Evaporator Coil Failure

Responded to no cooling complaint on 5-year-old residential HVAC system. Upon arrival, verified system was not producing cool air. Reviewed service history indicating another contractor recently added refrigerant due to low charge. 

Performed comprehensive system diagnostics using refrigerant manifold gauges and pressure testing equipment. Inspected indoor air handler unit and refrigerant line set for leaks and abnormalities. Conducted pressure tests on refrigerant circuit to identify source of refrigerant loss.

Testing revealed evaporator coil failure as primary cause of refrigerant leak and subsequent loss of cooling capacity. Coil exhibited leak that could not be repaired and required complete replacement. Documented coil model and serial number information from air handler nameplate data for warranty parts ordering.

Photographed failed evaporator coil assembly and air handler unit specifications to support warranty claim submission. Captur
Cameron N.
Cameron N. Checked in
# No Cooling - Evaporator Coil Failure Responded to no cooling complaint on 5-year-old residential HVAC system. Upon arrival, verified system was not producing cool air. Reviewed service history indicating another contractor recently added refrigerant due to low charge. Performed comprehensive system diagnostics using refrigerant manifold gauges and pressure testing equipment. Inspected indoor air handler unit and refrigerant line set for leaks and abnormalities. Conducted pressure tests on refrigerant circuit to identify source of refrigerant loss. Testing revealed evaporator coil failure as primary cause of refrigerant leak and subsequent loss of cooling capacity. Coil exhibited leak that could not be repaired and required complete replacement. Documented coil model and serial number information from air handler nameplate data for warranty parts ordering. Photographed failed evaporator coil assembly and air handler unit specifications to support warranty claim submission. Captur
Newburgh, IN 47630
Diagnosed failed compressor on residential air conditioning unit under warranty with no cooling condition. System requires compressor replacement along with associated components including compressor wire harness kit, 1.5 pole contactor, 35x5 dual run capacitor, and suction line filter drier. Parts ordered for follow-up installation appointment with estimated 4-hour repair time.
Diagnosed failed compressor on residential air conditioning unit under warranty with no cooling condition. System requires compressor replacement along with associated components including compressor wire harness kit, 1.5 pole contactor, 35x5 dual run capacitor, and suction line filter drier. Parts ordered for follow-up installation appointment with estimated 4-hour repair time.
Francis I.
Francis I. Checked in
Diagnosed failed compressor on residential air conditioning unit under warranty with no cooling condition. System requires compressor replacement along with associated components including compressor wire harness kit, 1.5 pole contactor, 35x5 dual run capacitor, and suction line filter drier. Parts ordered for follow-up installation appointment with estimated 4-hour repair time.
Newburgh, IN 47630
Completed annual Platinum Level maintenance on a single HVAC system approximately 6 years old. Performed comprehensive inspection and testing of all system components per maintenance protocol. Verified proper equipment leveling and documented system specifications including unit identification and technical parameters. Conducted temperature differential measurements across the system, recording supply air temperature of 67.5°F. Inspected ductwork connections and verified proper system operation. All components found to be functioning within normal operating parameters. System maintained and left in proper working condition.
Completed annual Platinum Level maintenance on a single HVAC system approximately 6 years old. Performed comprehensive inspection and testing of all system components per maintenance protocol. Verified proper equipment leveling and documented system specifications including unit identification and technical parameters. Conducted temperature differential measurements across the system, recording supply air temperature of 67.5°F. Inspected ductwork connections and verified proper system operation. All components found to be functioning within normal operating parameters. System maintained and left in proper working condition.
Brent D.
Brent D. Checked in
Completed annual Platinum Level maintenance on a single HVAC system approximately 6 years old. Performed comprehensive inspection and testing of all system components per maintenance protocol. Verified proper equipment leveling and documented system specifications including unit identification and technical parameters. Conducted temperature differential measurements across the system, recording supply air temperature of 67.5°F. Inspected ductwork connections and verified proper system operation. All components found to be functioning within normal operating parameters. System maintained and left in proper working condition.
Newburgh, IN 47630
Completed first planned maintenance service on 26-year-old Lennox Pulse furnace and matching Lennox air conditioning system. Replaced 16x25x5 media filter, performed comprehensive system inspection of both heating and cooling equipment, verified proper operation of all components, and documented equipment condition as part of annual maintenance agreement.
Completed first planned maintenance service on 26-year-old Lennox Pulse furnace and matching Lennox air conditioning system. Replaced 16x25x5 media filter, performed comprehensive system inspection of both heating and cooling equipment, verified proper operation of all components, and documented equipment condition as part of annual maintenance agreement.
Luke O.
Luke O. Checked in
Completed first planned maintenance service on 26-year-old Lennox Pulse furnace and matching Lennox air conditioning system. Replaced 16x25x5 media filter, performed comprehensive system inspection of both heating and cooling equipment, verified proper operation of all components, and documented equipment condition as part of annual maintenance agreement.
Newburgh, IN 47630
Completed comprehensive summer maintenance and tune-up on an 11-year-old air conditioning system. Unit is currently operating properly with no reported issues or symptoms. Performed standard preventive maintenance procedures including inspection of internal components, blower assembly, electrical connections, and control board. Verified proper airflow through MERV 10 filtration system (20x25x4). All mechanical and electrical systems tested and confirmed to be functioning within normal operating parameters.
Completed comprehensive summer maintenance and tune-up on an 11-year-old air conditioning system. Unit is currently operating properly with no reported issues or symptoms. Performed standard preventive maintenance procedures including inspection of internal components, blower assembly, electrical connections, and control board. Verified proper airflow through MERV 10 filtration system (20x25x4). All mechanical and electrical systems tested and confirmed to be functioning within normal operating parameters.
Christian C.
Christian C. Checked in
Completed comprehensive summer maintenance and tune-up on an 11-year-old air conditioning system. Unit is currently operating properly with no reported issues or symptoms. Performed standard preventive maintenance procedures including inspection of internal components, blower assembly, electrical connections, and control board. Verified proper airflow through MERV 10 filtration system (20x25x4). All mechanical and electrical systems tested and confirmed to be functioning within normal operating parameters.
Newburgh, IN 47630
Completed annual Platinum Level maintenance on single HVAC system originally installed in April 2028. Inspected ECM drive control board and verified all electrical connections, replaced 16x25 air filter, and documented system condition through photography. All components operating within normal parameters with no issues identified during this first annual maintenance visit.
Completed annual Platinum Level maintenance on single HVAC system originally installed in April 2028. Inspected ECM drive control board and verified all electrical connections, replaced 16x25 air filter, and documented system condition through photography. All components operating within normal parameters with no issues identified during this first annual maintenance visit.
Brent D.
Brent D. Checked in
Completed annual Platinum Level maintenance on single HVAC system originally installed in April 2028. Inspected ECM drive control board and verified all electrical connections, replaced 16x25 air filter, and documented system condition through photography. All components operating within normal parameters with no issues identified during this first annual maintenance visit.
Newburgh, IN 47630
Responded to no cooling complaint on Carrier system less than 10 years old. Diagnosed failed evaporator coil in air handler unit located in utility closet. Documented coil dimensions and model information, captured photographs of failed component and system configuration for warranty claim processing. System currently non-operational; evaporator coil replacement required under warranty coverage with estimated half-day installation time upon part arrival.
Responded to no cooling complaint on Carrier system less than 10 years old. Diagnosed failed evaporator coil in air handler unit located in utility closet. Documented coil dimensions and model information, captured photographs of failed component and system configuration for warranty claim processing. System currently non-operational; evaporator coil replacement required under warranty coverage with estimated half-day installation time upon part arrival.
Kevin H.
Kevin H. Checked in
Responded to no cooling complaint on Carrier system less than 10 years old. Diagnosed failed evaporator coil in air handler unit located in utility closet. Documented coil dimensions and model information, captured photographs of failed component and system configuration for warranty claim processing. System currently non-operational; evaporator coil replacement required under warranty coverage with estimated half-day installation time upon part arrival.
Newburgh, IN 47630
Completed comprehensive AC tune-up on 4-year-old Amana system with no reported issues. Performed full system diagnostics including electrical measurements with clamp meter, verified proper refrigerant line condition and connections at evaporator coil assembly, inspected condensate drain line operation, and confirmed all components operating within manufacturer specifications. System found in excellent working condition with no deficiencies noted.
Completed comprehensive AC tune-up on 4-year-old Amana system with no reported issues. Performed full system diagnostics including electrical measurements with clamp meter, verified proper refrigerant line condition and connections at evaporator coil assembly, inspected condensate drain line operation, and confirmed all components operating within manufacturer specifications. System found in excellent working condition with no deficiencies noted.
Michael H.
Michael H. Checked in
Completed comprehensive AC tune-up on 4-year-old Amana system with no reported issues. Performed full system diagnostics including electrical measurements with clamp meter, verified proper refrigerant line condition and connections at evaporator coil assembly, inspected condensate drain line operation, and confirmed all components operating within manufacturer specifications. System found in excellent working condition with no deficiencies noted.
Newburgh, IN 47630
# HVAC Maintenance - Planned Single Maintenance

Completed comprehensive Gold Level planned maintenance on a 24-year-old HVAC system with Aprilaire 2400 humidifier during initial service visit. Performed thorough inspection of indoor air handler unit located in utility room alongside water heating equipment, verified proper operation of all mechanical and electrical components, and assessed outdoor condensing unit with visible aging and weathering on cabinet housing. Inspected dual capacitors and electrical connections within outdoor unit, noting disorganized wiring and surface oxidation consistent with system age, while confirming all safety controls and operational parameters met manufacturer specifications.
# HVAC Maintenance - Planned Single Maintenance

Completed comprehensive Gold Level planned maintenance on a 24-year-old HVAC system with Aprilaire 2400 humidifier during initial service visit. Performed thorough inspection of indoor air handler unit located in utility room alongside water heating equipment, verified proper operation of all mechanical and electrical components, and assessed outdoor condensing unit with visible aging and weathering on cabinet housing. Inspected dual capacitors and electrical connections within outdoor unit, noting disorganized wiring and surface oxidation consistent with system age, while confirming all safety controls and operational parameters met manufacturer specifications.
Christian C.
Christian C. Checked in
# HVAC Maintenance - Planned Single Maintenance Completed comprehensive Gold Level planned maintenance on a 24-year-old HVAC system with Aprilaire 2400 humidifier during initial service visit. Performed thorough inspection of indoor air handler unit located in utility room alongside water heating equipment, verified proper operation of all mechanical and electrical components, and assessed outdoor condensing unit with visible aging and weathering on cabinet housing. Inspected dual capacitors and electrical connections within outdoor unit, noting disorganized wiring and surface oxidation consistent with system age, while confirming all safety controls and operational parameters met manufacturer specifications.
Newburgh, IN 47630
Completed scheduled AC tune-up and maintenance on residential split system with outdoor condensing unit and basement furnace. Performed comprehensive system inspection, verified proper operation of all components, cleaned condenser coils, checked refrigerant levels, and ensured all electrical connections were secure.
Completed scheduled AC tune-up and maintenance on residential split system with outdoor condensing unit and basement furnace. Performed comprehensive system inspection, verified proper operation of all components, cleaned condenser coils, checked refrigerant levels, and ensured all electrical connections were secure.
Luke O.
Luke O. Checked in
Completed scheduled AC tune-up and maintenance on residential split system with outdoor condensing unit and basement furnace. Performed comprehensive system inspection, verified proper operation of all components, cleaned condenser coils, checked refrigerant levels, and ensured all electrical connections were secure.
Newburgh, IN 47630
Completed first scheduled quarterly maintenance visit on heat pump system. Performed comprehensive inspection of indoor air handler unit and verified thermostat configuration settings including compressor short cycle delay at 180 seconds and defrost termination temperature at 70°F. Documented equipment condition with photos showing proper installation and operational parameters within manufacturer specifications.
Completed first scheduled quarterly maintenance visit on heat pump system. Performed comprehensive inspection of indoor air handler unit and verified thermostat configuration settings including compressor short cycle delay at 180 seconds and defrost termination temperature at 70°F. Documented equipment condition with photos showing proper installation and operational parameters within manufacturer specifications.
Brent D.
Brent D. Checked in
Completed first scheduled quarterly maintenance visit on heat pump system. Performed comprehensive inspection of indoor air handler unit and verified thermostat configuration settings including compressor short cycle delay at 180 seconds and defrost termination temperature at 70°F. Documented equipment condition with photos showing proper installation and operational parameters within manufacturer specifications.
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.