HVAC

Matrix Mechanical provides heating, cooling and ventilation service in Saint John and across southern New Brunswick. Whether the problem is poor airflow, inconsistent temperature, unusual operation, or a system that has stopped working, start by describing what you are noticing and when it began. For a planned replacement or new installation, share the space, existing equipment, and comfort goals.

HVAC repair and troubleshooting

• Diagnostics for capacitors, contactors, motors, thermostats, and related controls
• Airflow, ductwork, and system-balance concerns
• Troubleshooting for central, mini-split, multi-zone, and rooftop HVAC equipment

Installation and replacement

• Indoor and outdoor equipment installation for residential and commercial systems
• Thermostat and control wiring, including smart-thermostat installations
• Site and blueprint review for equipment selection, placement, and project coordination

Maintenance and system care

• Filter, coil, airflow, and operating-condition checks
• Preventive maintenance based on the equipment and how the space is used
• Retrofit planning when existing equipment needs modernization

What helps the visit

• Equipment make and model when it is easy to access
• The rooms or areas affected and what the system is doing differently
• Any error code, thermostat message, recent service, or equipment change

Help us prepare

Provide the equipment model, affected rooms and any error messages. Tell us when the symptoms occur, what maintenance has been done and whether access to indoor or outdoor equipment is restricted.

Your next step

Book service or call 506.696.7000. For an installation or planned change, request an estimate.

Related services

Heat Pumps · Ventilation · HVAC Preventive Maintenance