Condo HVAC — Fan Coil & In-Suite Heat Pump Service
Condo HVAC is a different animal from a house. Your suite has a fan coil or a water-source heat pump fed by pipes the corporation owns, and most comfort complaints come down to three things: the building's seasonal changeover, a plugged condensate drain, or a filter behind a closet door nobody has opened since the unit was built.
The unit in your closet is almost always a vertical or horizontal fan coil: a blower, a coil, a filter and a drain pan, with hot or chilled water arriving from the building's central plant. On a two-pipe building — which is most older stock — the same pair of pipes carries heating water in winter and chilled water in summer, and the building can only be in one mode at a time. That is the real answer to the most common complaint we hear in downtown Burlington and Bronte towers: your suite is stuffy in early May because the corporation has not flipped the changeover yet, and no thermostat setting in your unit can override it.
Condensate is the failure that costs money. The pan under the coil drains through a small line to a common riser, and the combination of dust, biofilm and a line that was never run with much slope means it eventually backs up. The first sign is usually not in your suite — it is a stain appearing on the ceiling of the suite below, and then a chargeback conversation with the property manager. Clearing and treating the drain during an annual service is far cheaper than the drywall.
Newer buildings increasingly put a water-source heat pump in each suite instead of a fan coil, sharing a common condenser water loop, and some suites have their own small split system or a through-wall PTAC. The service work differs, but the constraints are identical: no roof access, no room to swap the cabinet without a plan, and a building with rules. Every job we do in a condo means booking the service elevator, providing the certificate of insurance the property manager will ask for, working within the corporation's permitted hours, and protecting the corridor and floors on the way in. None of that applies to the furnace-and-ducts systems on our residential HVAC page, which is why an in-suite swap is quoted and scheduled differently from a house.
One boundary is worth knowing before you call anyone: the equipment inside your suite is generally the owner's responsibility, while the risers, the loop and the central plant belong to the corporation. Read your declaration or ask the property manager, because it decides who pays. If you want your suite to have heating and cooling that does not depend on the building's changeover date at all, a ductless mini-split is sometimes approvable — the outdoor unit placement is the hurdle. Ask us what your suite needs.
Book in-suite service when
- The fan runs but the air is neither warm nor cool, or the suite lags the thermostat by several degrees
- There is water in the closet, a musty smell at the return, or a stain on the ceiling below
- The blower rattles, hums or has gone loud enough to wake you at night
- The filter has not been changed in over a year — or you have never found where it is
- The thermostat is unresponsive, blank, or fighting the building's changeover mode
How it works
We arrange the service elevator, send the property manager our certificate of insurance, and schedule inside the corporation's permitted working hours so nobody is turned away at the loading dock.
Coil and blower wheel cleaned, drain pan and condensate line cleared and treated, filter replaced with the right size, valve and actuator checked, thermostat calibrated and the unit run in the mode the building is currently in.
You get a written summary that separates in-suite items you can act on from riser and plant issues that belong to the corporation, so you can hand the second half straight to the property manager.
Common questions
Why is my condo cold in spring and hot in fall?
Because a two-pipe building runs either heating or cooling, never both, and the corporation picks the changeover dates. Between the last cold snap and the switch to chilled water, your fan coil can only move room-temperature air. It is not a fault in your unit, and the fix is a note to the property manager, not a service call.
Can I replace my fan coil with something better?
Often yes, and it is one of the most worthwhile upgrades in an older suite — a modern cabinet with an ECM blower is dramatically quieter and uses less power. It still has to match the building's water temperatures and pipe connections, and most corporations require notice and approval, which we help document, and the work is staged around the building's elevator bookings and riser shut-off windows.
Who pays — me or the condo corporation?
As a general rule the equipment inside your unit is yours and everything beyond the suite valves is the corporation's, but declarations differ and some buildings maintain in-suite fan coils under a common contract. Check your declaration before booking; if a shared component is at fault, our report gives the property manager what they need.
How often should the filter be changed?
Two to four times a year for a fan coil, which is more often than most owners expect, because the filter is small and the blower runs a lot. Restricted airflow across a chilled coil is also a leading cause of condensation problems, so it is not just about dust.
Do you work in high-rise buildings outside Burlington?
Yes — Oakville, Hamilton and across the GTA. We are based on North Service Road in Burlington, so the lakeshore corridor and the QEW give us reasonable access to most of the buildings people call about.