Trusted Commercial HVAC Sales and Service in Southern Ontario Frostline Mechanical has experienced qualified technicians to the rescue anytime you find yourself in an emergency situation. We keep your interruptions to a minimum. Frostline Mechanical will ensure that all of our customer needs will be met through our in-house resources with services ranging from energy reduction audits, scheduled safety maintenance inspections to gas fitting, HVAC, and refrigeration. Our Heating Services include: Ductless Units, Infra-red, Pool heater, Paint booth, Unit heater, Gas piping, Heat pumps, Furnaces & furnace cleaning, Tankless water heaters, Rooftop & make up air, Convert oil and electric to gas. Our Air Conditions services include: Chiller, Panel cooler, Computer room, Roof top A/C, Cooling tower, Process cooling, Chilled water, Ductless A/C, Humidifiers, and Climate control.