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Recent work · 20 projectsRecent HVAC Projects in Burlington, Oakville & Hamilton
Real jobs, real photos: the problem the homeowner or business started with, what we installed, and why that choice.
What the work actually looks like
Lennox 96% Furnace Replacement
A high-efficiency Lennox condensing furnace installed by ZK Mechanical, with sidewall venting and a new gas connection made to code.
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Furnace Installation with New Venting
A completed furnace installation by ZK Mechanical — equipment set, plenum transitions built, venting and controls made up and commissioned.
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Furnace and AC Replaced Together
A combined furnace and air conditioner replacement — one visit, one set of transitions, and a matched pair that actually performs as rated.
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Central AC Installation on a Brick Home
A residential condensing unit set on a level pad beside a brick exterior, with the line set run cleanly into the existing furnace plenum.
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Condensers Raised on Elevated Stands
Outdoor units mounted on elevated stands so drifting snow and spring meltwater never sit against the coil or the base pan.
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Basement Ductwork and Whole-Home Humidifier
New ductwork, a whole-home humidifier and the associated piping fitted into a residential basement mechanical space.
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Hisense Rooftop Units on a Commercial Roof
Rooftop condensing units installed by ZK Mechanical on a commercial building, set with service clearances and secured for the roof.
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Commercial Condensers on an Industrial Building
A run of commercial condensing units installed along an industrial building exterior, each zone isolated so one failure does not stop the rest.
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Cold-Climate Heat Pump Installation
A cold-climate air-source heat pump mounted outside a home — sized by heat-loss calculation and set up with a sensible changeover point.
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Single-Zone Ductless Mini-Split
A ductless air handler mounted high on an interior wall, giving one room its own heating and cooling without opening finished ceilings.
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Tank to Tankless Water Heater Conversion
A wall-mounted gas tankless water heater with new copper piping, replacing a floor-standing tank and reclaiming the space it occupied.
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Mechanical Room: Tank, Furnace and Tankless
A residential mechanical room with a tank water heater, gas furnace and tankless unit laid out so every appliance can be serviced.
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Whole-Home Humidifier on the Plenum
A whole-home humidifier installed on a furnace plenum with its own water supply, drain and flexible duct connection.
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Smart Thermostat Set Up for the System
A smart Wi-Fi thermostat installed and configured for the equipment behind it, not just mounted on the wall and paired to an app.
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Residential Boiler Service
A technician servicing the internals of a residential boiler — combustion, controls and circulation checked rather than guessed at.
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Radiator Heating System Service
A residential radiator under a window — the emitter side of a hot-water system, where balance and air removal decide room comfort.
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Duct Cleaning with a Rotary Brush
A rotary brush working the inside of a residential air duct — the method that actually removes debris rather than moving it around.
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Commercial Ductwork and Ventilation
Ductwork and ventilation in a commercial building, where air distribution has to satisfy occupancy requirements as well as comfort.
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AC Diagnostic and Refrigerant Check
Diagnosing an outdoor condenser with instruments — manifold gauges and readings rather than a guess and a parts swap.
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Furnace Combustion Inspection
Burner flames observed during a heating inspection — what a technician reads on a furnace before signing off that it is safe to run.
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