Furnace Maintenance
Regular inspections, cleaning, and adjustments to ensure your furnace operates efficiently.
AC/Heat Pump Maintenance
Cleaning, inspections, checking refrigerant levels, to ensure optimal cooling performance and efficiency.
Boiler Maintenance
Thorough examination of the boiler's, including valves, pipes, and controls, to ensure efficiency of the system.
07 Years Experience

We Keep Your Heating and Cooling Running Smoothly
OniFix is a family-run HVAC team serving homes and businesses west and north of Boston. Regular tune-ups keep your system healthy and catch small problems before they turn into breakdowns.
Technicians who show up on time
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HVAC Repair Services: Quick and Reliable Solutions
Even with regular maintenance, unexpected issues can arise. Our repair services ensure that you never have to endure discomfort for long. Whether it's a malfunctioning heater on a chilly night or a faulty AC unit during a scorching summer day, our technicians are ready to provide swift and effective repairs.
- Skilled Technicians
- Transparent Communication
- Prompt Response
- Price UpFront

HVAC Maintenance: Extending the Lifespan of Your System
Regular maintenance is the key to keeping your HVAC system running smoothly. Our maintenance services are designed to identify and address potential issues before they become major problems, ensuring optimal performance and energy efficiency.
- Cleaning and Inspections
- Filter Replacements
- Thorough inspection
- Anticipate Issues

HVAC Installation: Elevate Your Indoor Comfort
Investing in a high-quality HVAC system is crucial for maintaining a comfortable and efficient living or working space. Our HVAC installation services ensure that you get the right system for your needs. From assessing your space and recommending he most suitable units to professional installation, we handle every step of the process with precision.
- Expert consultations
- Energy-efficient solutions
- Professional installation
- Transparent communication
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Fast Change-Outs
We replace old equipment quickly, with little disruption to your home.
Personal Service
A family-run team that treats you like a neighbor, not a ticket number.
Homes and Businesses
Repair, replacement and maintenance for residential and commercial customers.






