Whole-Home Air Duct Cleaning · Kitchener
Whole-Home Air Duct Cleaning in Kitchener
A whole-home duct cleaning is one job done once, correctly. It is not a vacuum on one register with an upsell attached.
Most calls that come through this site are for the whole system: a house that has been lived in for years, ducts that have never been touched, and a homeowner who has finally pulled a register and seen what is down there. This page explains what a complete job involves so you can tell it apart from the version that arrives in a van with a shop vac.
What a complete job includes
- Negative air on the trunk. A truck-mounted vacuum or a portable HEPA negative-air machine is connected to the main supply trunk and, separately, the main return, close to the furnace. The system is put under suction so that everything loosened upstream travels to the collector, not into the rooms.
- Every register and grille removed. Floor, wall and ceiling supplies and all return grilles come off and are cleaned. Openings are sealed with foam blocks so suction stays concentrated on the run being worked.
- Every branch run agitated. From the register end, a rotating brush or compressed-air whip is fed back to the trunk so the dust is knocked loose rather than left stuck to the bottom of the duct.
- The trunk lines themselves. Access openings are cut where needed, the trunk is whipped and skipper-balled along its length, and the openings are closed with sheet-metal plates and screws — not tape.
- The return side. In most Kitchener houses this is the dirtier half and the part that gets skipped. Panned joist bays and stud cavities used as returns get opened and cleaned.
- The blower and coil. The blower compartment, blower wheel and the accessible face of the evaporator coil are cleaned, because a dirty blower recontaminates clean ducts within weeks.
- A new filter. Whatever filter the furnace takes goes in at the end, and the crew leaves you with the size written down.
Forest Heights, Stanley Park and the 1960s-80s houses
The subdivisions that make up most of Kitchener were built with galvanized trunk and branch ducting and, very often, returns made from the floor framing. The bay between two joists is closed with sheet metal on the underside and used as a return path. These bays are open to the wood, to any gap where a wire or pipe passes through, and to every crumb that has dropped through the return grille since the house was built. Cleaning them takes brushes, a whip and patience, and it is the single biggest difference between a complete job and a quick one. If your house has never been done, plan on the crew being there most of a day.
Downtown, Cedar Hill and Victoria Park century homes
Ducts retrofitted into a brick house built for a gravity furnace or a boiler tend to run long and strange. There may be flex duct through a closet, a supply that feeds two rooms off one boot, and a return built into a plaster wall cavity. These systems leak, so they pull in basement air, plaster dust and whatever the mice left. The crew works these houses slowly. Old flex duct is cleaned with lower pressure so it does not tear, and if a section is beyond cleaning you are told so rather than charged to clean something that should be replaced by a heating contractor.
Doon South, Huron Park and the newer south end
A newer house that has been lived in for five or ten years is usually a quicker job: sealed ducts, proper returns, shorter runs. The exception is a house that was never cleaned after construction, which still holds the drywall dust and offcuts from the build under a layer of normal living. That is covered on the post-renovation page, but it is often discovered during a whole-home clean, and the quote allows for it.
When it is worth doing
You have just bought a house and do not know its history. You have finished a renovation. You have pets that shed. Someone in the house has allergies that get worse when the furnace runs. The registers puff dust on start-up. There is a musty or burnt smell in the fall. Or you pulled a register and did not like what you saw. If none of those apply and the system was done a few years ago, it may not need it, and you will be told that.
What we do not do
Dryer exhaust vents are a separate service with separate equipment and are not offered through this site. Gas-side furnace work — burners, heat exchanger, venting — belongs to a TSSA-registered technician. Mould growth on building materials is a remediation job, not a cleaning job. You will hear which one you have.
Frequently asked questions
How long does whole-home duct cleaning take in Kitchener?
Most of a day for a crew of two in a typical Forest Heights or Stanley Park house with one furnace, fifteen or so supplies and half a dozen returns. Newer houses with sealed ducts go faster. Century homes with retrofitted runs and houses that have never been cleaned take longer. Your quote states the expected time on site.
How often should air ducts be cleaned?
There is no fixed interval that fits every house. A sealed system in a newer home with good filters and no pets can go many years. A 1970s house with joist-bay returns, two dogs and a renovation every decade needs it more often. Look down a register once a year and decide from what you see.
Is truck-mount better than portable equipment?
Either does the job when it is used properly. A truck-mount pulls more air and suits big houses and long trunks. A portable HEPA negative-air machine is what gets used in condos, townhouses and houses where the truck cannot get near the furnace. What matters is that the system is under suction while every run is agitated, not which box the vacuum lives in.
Serving Kitchener and surrounding areas. Contact us for a no-obligation quote specific to your property.