When you need superior HVAC services in Farmington Hills, trust the Randazzo Heating, Cooling & Electrical team. Since 1988, we’ve provided comprehensive heating and cooling services from our licensed, insured, and background technicians with an unwavering commitment to excellence.
Schedule your HVAC services today by calling 586-336-1111!

Dependable Heating Services
With bitterly cold winters, Farmington Hills homeowners need a reliable heating system. Randazzo will keep your heat pumps or furnaces operating efficiently with a variety of available heating services, including:
- Installation & replacement: Whether your current system is on its last legs or you’re selecting a system for a new build, we offer professional heating installation and replacement services.
- Repair: If your system isn’t heating your home evenly or making odd noises, call our technicians to inspect and diagnose your issue and provide the necessary heating repairs.
- Maintenance: Keep your system operating at peak performance with routine heating maintenance, during which our technicians will clean, calibrate, and inspect your system.
Top-Rated Cooling Services
Keep your home at an ideal temperature during the warmer months with cooling services from Randazzo. We offer comprehensive care for your central air system and additional services for ductless AC and installation of various smart and programmable thermostats. Get the most out of your cooling from our technicians with:
- Installation & replacement: If you’re ready to replace your AC, we’ll handle it all, from the safe removal of the old unit to the installation, setup, and calibration of your new system.
- Repair: Call us to schedule air conditioning repairs if you’re AC blows warm air, makes strange sounds, or produces a burning smell.
- Maintenance: Our air conditioning tune-up appointments include routine maintenance tasks like replacing air filters, cleaning the unit, testing all electrical connections, and more.
Contact Randazzo Heating, Cooling & Electrical today at 586-336-1111 to schedule expert cooling services!
Air Quality Services in Farmington Hills
At Randazzo, we know you want to keep your family healthy. With our indoor air quality services, we can help ensure that the air you breathe every day is clean and safe. We offer a variety of systems that work to remove pollutants and contaminants from the air that can negatively impact your health, sleep, comfort, and more, including:
- Air scrubbers & purifiers: These whole-home systems use ActivePure Technology to destroy up to 99% of all surface contaminants, including E. Coli, mold, and norovirus.
- UV purifiers: Ultraviolet purifiers from Healthy Climate control and kill contaminants, including viruses, bacteria, yeast, and mold, to improve your health and HVAC performance.
To get a free estimate for your IAQ service, call us at 586-336-1111 today!
Signs You Need Professional HVAC Services
- Unexplained increases in energy bills: If you have a sudden spike in your utility bills, your HVAC could be working harder than it should.
- Reduced airflow: If you aren’t getting warm or cool air blowing through your home, there could be a variety of issues with your HVAC system.
- Unusual noises: Odd noises like clanking, rattling, and grinding often come from loose or broken components that need to be repaired or replaced.
- Power issues: If your HVAC won’t turn on or constantly turns off, you may have a problem requiring repairs.
- Decreased performance: If your system isn’t providing the comfort it once did, you could require repairs or a simple tune-up to get back to optimal performance.
If you’re having these issues or more, don’t delay! Schedule your HVAC services today by calling 586-336-1111!
Why Choose Us in Farmington Hills?
With over 30 years in the industry, you can trust Randazzo to provide outstanding HVAC services for your Farmington Hills home. As a Lennox Premier Dealer, we offer our customers only the highest quality products with unmatched service to ensure that your needs are met and your expectations are exceeded.
Our technicians are highly trained to provide superior craftsmanship, and with service for all brands, you’re in capable hands with Randazzo Heating, Cooling & Electrical. We offer services for all brands and never use subcontractors, and with our free estimates on replacement quotes and service calls, and available financing, we’re sure to have a solution that fits your budget!
For all your HVAC needs in Farmington Hills, contact Randazzo Heating, Cooling & Electrical today at 586-336-1111.
Recent Jobs and Reviews in Farmington Hills, MI
Job Locations and Reviews
Responded to no-cool call on older residential rooftop unit that would not turn on. Performed diagnostic evaluation of outdoor condenser unit and determined system operational status. No service contract on file for this equipment.
Completed annual cooling maintenance on residential split system. Replaced dirty air filter showing moderate dust accumulation and installed new evaporative cooler pad. Inspected exterior unit at building foundation, verified proper operation of all components, and documented system condition with photos.
Completed comprehensive AC tune-up and preventive maintenance on a 9-year-old Lennox split-system air conditioning unit. System was operational upon arrival and confirmed to be working properly throughout inspection. Performed standard maintenance protocol including visual inspection of outdoor condenser unit, verified refrigerant line integrity, checked electrical connections and conduit, and assessed overall equipment condition. Unit showed normal weathering consistent with age but no signs of deterioration or damage requiring immediate attention. All components functioning within normal parameters upon completion of maintenance service.
Completed scheduled air care heating and cooling maintenance on Lennox furnace system. Replaced furnace filter and humidifier pad as requested. Performed comprehensive inspection of internal components, verified proper operation of all mechanical and electrical systems, checked PVC venting integrity, and confirmed condensate drainage functionality. All systems operating within normal parameters.
Performed scheduled HVAC system maintenance and inspection within specified time window. Assessed homeowner's concern regarding outdoor condensing unit installation and determined existing pad configuration was adequate for unit size and airflow requirements—no box platform necessary. Inspected heat exchanger and evaporator coil assembly, noting normal operational wear with minor dust accumulation around coil edges. Installed new pleated air filters to maintain proper system airflow and indoor air quality. System operational and performing within normal parameters upon completion.
Completed annual cooling maintenance on outdoor condensing unit. Inspected condenser coil and fins, noting accumulation of dirt, debris, and organic matter on heat exchanger surfaces. Replaced air filter and evaporator pad as needed. Documented equipment condition with photos showing weathering and outdoor contamination on finned coil surfaces and cabinet exterior.
Completed estimate for replacement of 25-year-old furnace system. Inspected existing equipment in basement utility area, documented current furnace condition with access panel open to assess internal components and wiring configuration. Evaluated ductwork connections and overall HVAC system layout. Assessed exterior condenser unit showing significant age-related wear and weathering. Provided replacement options and discussed BOGO promotion availability for expedited installation scheduling.
Completed annual maintenance on outdoor cylindrical HVAC condenser unit. Performed comprehensive inspection of unit components, cleaned exterior surfaces and mesh grille, verified proper operation of all mechanical systems, and documented equipment condition with photographic records per maintenance protocol.
Completed annual HVAC maintenance service including furnace filter replacement and outdoor condenser unit inspection. Documented temperature readings with digital thermometer and assessed condenser coil condition, noting visible debris accumulation on protective grilles requiring attention during routine maintenance check.
Completed routine Air Care Cooling maintenance on outdoor HVAC unit. Performed standard ACM inspection of condenser coil, verified proper drainage through condensate line, and confirmed all system components operational. Unit exterior and surrounding area documented with no issues requiring immediate attention.
Completed routine cooling system tune-up and maintenance on residential HVAC system. Inspected indoor air handler components including condensate drain pan, condensate pump, refrigerant lines, and filter assembly; noted significant soiling and rust staining in drain pan indicating need for future cleaning attention. Serviced outdoor condenser unit, verified proper operation of compressor and fan motor, confirmed system cooling functionality and left unit in working condition.
Responded to callback regarding attic access door malfunction following recent furnace and air conditioning system installation. Attic door was not closing properly due to misaligned or damaged spring-loaded arms on the pull-down ladder assembly. Replaced defective arms on attic door hardware to restore proper operation and ensure secure closure of access point.
# Generator Maintenance Service Performed routine maintenance service on a Generac 24kW standby generator unit. Conducted comprehensive system inspection including visual assessment of all mechanical components, electrical connections, and associated piping infrastructure. Verified proper operation of the generator control panel and confirmed all safety interlocks functioning correctly. Inspected the outdoor installation site, noting the generator's proximity to HVAC condensing unit and pool/spa circulation equipment. Examined associated PVC piping systems, valves, and support structures for proper installation and condition. Documented equipment condition through photographic records showing the complete installation setup, including the generator positioning on concrete pad, surrounding utility infrastructure, and related mechanical systems. All components found to be in satisfactory working condition with no immediate service requirements identified.
Completed annual preventive maintenance on Lennox furnace unit per membership agreement. Performed comprehensive tune-up inspection including filter examination, burner assessment, heat exchanger inspection, blower motor operation check, and safety control verification. Unit operating within normal parameters with dual filtration system in good condition. All components functioning properly with no deficiencies noted.
Completed full HVAC system installation including a 90,000 BTU furnace and air conditioning unit in basement mechanical room. Installed new ductwork with reflective insulation, reconnected all necessary piping and ventilation components, and installed fresh air filtration system with foam filter media. All equipment properly positioned, vented with white PVC exhaust piping, and integrated with existing water heater infrastructure, ensuring proper clearances and code-compliant installation throughout.
Conducted in-home estimate for complete HVAC system replacement in condo unit with 21-year-old air conditioning and furnace equipment. Assessed existing beige metal HVAC unit located in basement utility room, documented electrical panel configuration with multiple circuit breakers, and photographed current system condition including unit placement, surrounding work area, and electrical infrastructure. Provided homeowner with replacement options and specifications for new system installation.
Completed scheduled AHC maintenance on HVAC system, performing comprehensive inspection of heating and cooling components. Documented internal mechanical assemblies including blower motor, gas valve assembly, ignition module, control board, wiring harnesses, and heat exchanger with photographic records. Unit requires replacement evaporative cooler pads for optimal cooling season performance.
Completed annual furnace maintenance and tune-up on residential heating unit per membership agreement. Performed comprehensive inspection of all internal components including blower motor, gas valve assemblies, heat exchanger, burner assembly, electrical connections, and control modules. Verified proper operation of all safety controls, checked wire harness connections, inspected PVC venting system, and confirmed unit functionality. All components found in good working condition with no issues identified.
Completed comprehensive ComfortGuard preventive maintenance inspection on residential gas furnace system. Performed thorough examination of all internal components including burner assembly with ignition ports, gas valve and piping connections, blower motor assembly, electrical wiring harnesses, control board functionality, and UV air purification system. All system components found operating within normal parameters with no deficiencies noted at time of service.
Completed comprehensive HVAC system estimate for full replacement of 20-year-old forced air heating and cooling system in ranch-style home with basement installation. Assessed existing natural gas furnace and outdoor air conditioning condenser unit currently positioned on concrete pad in residential patio area, along with existing Honeywell Home thermostat. Documented current system configuration and provided detailed replacement recommendations for complete HVAC system upgrade.