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Claim This BusinessIsaac Heating & Air Conditioning has built a strong reputation in Canandaigua and the Finger Lakes region, earning a 4.8-star average across more than 1,000 verified reviews. The company operates with 24-hour availability, meaning a technician can respond to heating emergencies whether they occur on a sweltering August afternoon or a freezing holiday weekend. Homeowners throughout Ontario County trust this team for both routine seasonal maintenance and urgent system failures, with the company's consistent response times and transparent diagnostic process earning repeat customers across multiple properties.
What distinguishes Isaac from competitors is their ability to handle complex multi-system installations that many contractors avoid. Reviewers consistently mention the company's work on boiler replacements, with one customer noting their technician explained the entire process from estimate to final setup. The team handles equipment beyond standard forced-air systems, including boilers, water heaters, and standby generators, making them a single point of contact for entire home mechanical systems. Their technicians take time to explain system operation to homeowners, walking through thermostat programming and efficiency settings after each new installation.
Customer experiences reveal named technicians going beyond standard service calls. When one tenant faced insufficient heating during extreme cold, a technician named Ardit evaluated the system and recommended a high-efficiency replacement rather than costly repairs on an aging unit. During a frigid spell, Domenico Campagna responded to a Sunday call for inadequate heat, discovering frozen pipes rather than boiler failure, he resolved the pipe issue and stayed until confirming full system operation. Another reviewer described calling for a same-day estimate on a boiler replacement and having the new unit installed by the following Friday, with the crew leaving the work area spotless.
All four reviewers awarded 5 stars, with three specifically naming technicians who handled their jobs, Ardit, Troy, Ben, McKinley, and Domenico Campagna. Multiple reviewers mention the same-day or next-day response times for urgent issues, and three mention the company's willingness to handle equipment beyond standard HVAC systems, including boilers, generators, and water heaters.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Diagnostic services, refrigerant recharges, and seasonal tune-ups for cooling systems experiencing insufficient performance or failure.
Furnace and boiler repair services including ignition problems, airflow issues, and heating element replacement.
Full boiler replacement from estimate through installation, including new plumbing and system setup.
Maintenance and repair services for standby home generators, including annual contract coverage.
Hot water heater maintenance and repairs as part of comprehensive home mechanical system service.
24-hour response for urgent heating and cooling failures, with same-day or next-day technician dispatch.
Professional system evaluation with detailed explanations of repair versus replacement recommendations.