When you need HVAC, electrical, or water heater services in Holt, MI, count on Hager Fox Heating & Air Conditioning. With our historic homes and newer construction, we are the area’s go-to partner for top-quality home services. Since 1941, our commitment to excellence and customer satisfaction has helped families stay comfortable in their homes. Our team of licensed, insured, and NATE-certified technicians is ready to help.
For expert HVAC, electrical, and water heater services in Holt, trust Hager Fox Heating & Air Conditioning – schedule with us today.

Thorough Heating & Cooling Services
Keeping your home comfortable year-round means having a hardworking and dependable HVAC system. At Hager Fox Heating & Air Conditioning, we know how to care for your heating and cooling systems so they are ready. From bitter winters to hot summers, we’ll help you stay comfortable, no matter the weather.
Installation & Replacement
Our team is experienced with all brands, including Lennox, Mitsubishi, and Kohler. Whether you need a new gas or electric furnace, air conditioner, heat pump, or ductless mini-split system, we provide free estimates on replacement quotes to help you make the best decision for your home and needs.
Repair
Experiencing issues with your heating or cooling system? Our expert technicians are here to provide prompt and reliable repairs. From minor fixes to major repairs, our team of friendly professionals is ready to help your home return to normal. Trust us to restore your system’s functionality quickly and efficiently.
Maintenance
Regular maintenance helps keep your HVAC system running smoothly. Our comprehensive maintenance plans are designed to extend the life of your HVAC system and improve its efficiency. Get a seasonal tune-up with Hager Fox to ensure your system is ready for the changing seasons.
Commercial Heating & Cooling
Businesses in Holt rely on Hager Fox for their commercial HVAC needs. We offer a full range of services, from installation and repair to maintenance, helping your commercial space remain comfortable for employees and customers alike.
Air Quality Services in Holt
A sign of a healthy home is the quality of its air. Keeping the air in your Holt home clean and pure helps create a more comfortable environment. At Hager Fox, we offer a variety of indoor air quality solutions to improve the air you breathe. Our indoor air quality services include:
- Air purifiers: Air scrubbers remove particles, gases, and chemicals from the air, providing a cleaner and healthier indoor environment.
- Air scrubbers: Air purifiers remove airborne particles like dust, pollen, and pet dander using HEPA filters or other technologies to capture and eliminate pollutants.
- Whole-home humidifiers and dehumidifiers: Help prevent mold growth and maintain a comfortable humidity level in your home with our whole-home humidifiers and dehumidifiers.
Reputable Electrical Services
Hager Fox provides a wide range of electrical services to meet your needs. Our licensed electricians ensure your home is safe and functional from installation to maintenance. Let us help you with:
- Electrical repairs
- Panel upgrades
- Lighting
- Wiring and outlets
- Circuit breaker services
- Thermostat installation
- Smart home device installation
- Electrical heavy ups
We also offer generator services to give you a reliable backup power source during outages, keeping your home powered and functional even during severe weather conditions.
Plus, our EV charger services include professional installation of electric vehicle charging stations, offering convenient and efficient charging solutions for homeowners with electric vehicles.
Comprehensive Water Heater Services
You need reliable hot water for daily living, and at Hager Fox, we’re here to make sure you never run out. We offer a full range of water heater services, including installation, replacement, repair, and maintenance.
Schedule With Hager Fox Heating & Air Conditioning in Holt
For over 80 years, Hager Fox Heating & Air Conditioning has been committed to providing top-notch service to the Holt community. Our background-checked and NATE-certified technicians and our dedication to customer satisfaction make us the preferred choice for HVAC, electrical, and water heater services. Plus, we offer financing options and promotions to help with your budget.
Schedule HVAC, electrical, and water heater services in Holt with Hager Fox Heating & Air Conditioning today.
Recent Jobs and Reviews in Holt, MI
Job Locations and Reviews
Completed annual preventive maintenance on Lennox air conditioning system. Performed comprehensive system inspection including electrical testing with multimeter, which showed normal operating parameters. Verified proper refrigerant pressures, checked electrical connections, inspected condenser unit exterior condition, and confirmed fan operation. Unit operating within manufacturer specifications with no issues identified.
Completed installation of a 10kW residential standby generator with integrated Kohler transfer switch and new 100-amp electrical panel. Mounted transfer switch and metering equipment on exterior wall with proper conduit routing and weather-tight connections. Installed gas supply line with shutoff valve and connected to existing natural gas system. All electrical components secured to building exterior with appropriate hardware, conduit straps, and junction boxes per code requirements. System tested and operational upon completion.
Completed annual maintenance on Lennox SL18XC1-030 outdoor condensing unit containing HFC-410A refrigerant. Inspected manufacturer specifications and confirmed proper labeling. Observed significant debris accumulation and discoloration on condenser coils, particularly on intake side, with visible buildup of leaves, pollen, and environmental contaminants between fins. Documented equipment condition through photographs showing operational unit with weathering consistent with outdoor exposure.
Completed installation of 2-ton air conditioning system with evaporator coil in basement utility room, configured for left-side placement. Installed new AC unit with proper refrigerant line connections, mounted evaporator coil to existing furnace plenum, and established electrical reconnection per code requirements. System commissioned and tested for proper airflow, refrigerant charge, and operational performance. All mechanical and electrical permits obtained prior to installation, with work completed in accordance with local building codes and manufacturer specifications.
Completed ACM service call on water heater system at unit 4/910-2. Inspected water heater installation, verified proper venting configuration with metallic B-vent pipe extending through ceiling, and confirmed secure pipe connections and supports. Documented existing conditions including copper piping loop, gas line with shutoff valve, and ceiling penetration seal. All components photographed for service records per customer request.
Completed annual cooling maintenance on residential air conditioning system. Performed comprehensive inspection of outdoor condenser unit, verifying proper operation of fan motor and compressor. Inspected condenser coil fins for cleanliness and damage, confirmed adequate airflow through heat exchanger. Replaced indoor air filter with 16x25x2 pleated filter as needed. Verified unit is mounted securely on concrete pad with proper clearances maintained. System operating within normal parameters with no deficiencies noted at time of service.
Provided comprehensive estimate for complete HVAC system replacement including 20-year-old natural gas furnace, 20-year-old air conditioning unit, and 16-year-old tankless water heater, all currently located in basement utility area. Assessed existing equipment conditions, electrical panel configuration, and installation requirements for new furnace, AC system, and tankless water heater replacement. Documented current system specifications and site conditions to prepare detailed replacement proposal for full system upgrade.
Performed annual air conditioning maintenance on residential split system. Connected refrigerant manifold gauges to service ports and verified system pressures and temperatures were within manufacturer specifications. Inspected refrigerant lines, connections, and outdoor condensing unit for proper operation and potential issues. All components functioning normally with no refrigerant leaks detected and system operating at optimal efficiency.
Completed annual cooling maintenance on Amana outdoor condensing unit. Performed comprehensive system inspection including visual assessment of cabinet condition, refrigerant lines, electrical connections, and conduit. Unit found operating within normal parameters with no visible signs of damage, excessive wear, or refrigerant leaks. Cleared minor debris and leaves from base area surrounding equipment. Verified proper unit placement on pad and confirmed adequate clearances for airflow around all sides of condenser. All manufacturer labels and identification tags present and legible for future service reference.
Completed HVAC estimate for air conditioning system replacement. Documented existing equipment including Bryant Plus 80v gas furnace and current AC system configuration with metallic ductwork and electrical connections. Provided replacement options and recommendations based on current installation setup in basement utility area.
Completed annual cooling maintenance on residential HVAC system. Inspected outdoor condenser unit, which showed heavy pollen accumulation on grille and fan components, along with organic debris collection in drain pan area. Cleaned condenser coils, removed debris from drain pan and condensate line, and verified proper system operation with no deficiencies noted.
Responded to report of water leaking near furnace with suspected exhaust pipe issue on 5-month-old equipment located in basement. Upon inspection, identified improper condensate drainage from high-efficiency furnace exhaust termination on roof. Verified PVC vent piping installation and confirmed condensate was accumulating and draining back through exhaust system rather than being properly routed away from termination point. Corrected venting configuration to ensure proper condensate drainage and prevent water intrusion, restoring system to manufacturer specifications.
Conducted comprehensive site assessment for new mini split installation to replace existing boiler heating system. Evaluated garage/workshop area with window AC unit and attic space with exposed trusses and fiberglass insulation to determine optimal equipment placement and ductless system configuration. Provided customer with recommendations for converting current heating system to either forced air or mini split solution based on specific room requirements and existing structural conditions.
Completed annual cooling maintenance on residential HVAC system. Inspected air handler unit, verified proper operation of heat exchanger components, and reviewed media filter housing with change instructions. System operational and ready for cooling season.
Completed comprehensive ComfortGuard Maintenance visit on residential HVAC system, performing standard inspection and maintenance procedures on furnace and air handler unit. Inspected air filtration system with mesh filter panel housed in metal ductwork frame, verified proper airflow through flexible duct connections, and examined blower motor assembly with associated wiring harnesses. All components found operating within normal parameters with no specialty service requirements identified during this recurring maintenance visit.
Completed routine maintenance on a one-year-old residential HVAC system including both furnace and air conditioning components. Performed comprehensive AC tune-up with interior inspection of the air handler, verifying all electrical connections, wire harnesses, capacitor function, and blower assembly operation. Conducted exterior condenser unit inspection, confirming proper operation of the fan motor, checking refrigerant levels, and cleaning coils as needed. All system components found operating within normal parameters with no deficiencies noted. Unit tested and left in full working order.
Completed annual cooling maintenance inspection on residential air conditioning system. Identified and noted filter replacement requirement, performed diagnostic testing with multimeter to verify system operation and electrical parameters, and provided recommendation for recurring service agreement renewal to maintain optimal system performance.
# HVAC Maintenance - ACM Service Completed Performed comprehensive annual preventive maintenance on air conditioning system as part of routine ACM service agreement. Conducted thorough inspection of air handler unit, including examination of evaporator coil, blower assembly, and condensate drain system. Verified proper airflow through ductwork and inspected corrugated metal duct panels for structural integrity and secure connections. Evaluated cooling system components and verified refrigerant levels within manufacturer specifications. Inspected electrical connections, tested capacitors, and confirmed proper amperage draw on compressor and blower motor. Cleaned condenser coil and cleared debris from outdoor unit to ensure optimal heat transfer and system efficiency. Checked thermostat operation and calibration to ensure accurate temperature control. Verified proper cycling of system components and measured temperature differential across evaporator coil to confirm adequate cooling p
Completed routine air handler maintenance inspection on residential HVAC system located in attic space. Performed diagnostic testing using temperature probes, inspected internal components including wiring connections and control boards, and cleaned evaporator coil using specialized foam cleaning pads to ensure optimal airflow and system efficiency.
Completed annual cooling maintenance on Bryant condenser unit. Performed electrical diagnostics using clamp meter, verified voltage and frequency readings at 237V, inspected all electrical connections and components. Conducted comprehensive system inspection including condenser coil, fan motor assembly, capacitor, and refrigerant pressures to ensure optimal performance for the upcoming cooling season.