Indoor Air Quality in Victoria, BC

A proper assessment covers more than a sniff test. We check your current filter type and MERV rating, measure relative humidity with a calibrated hygrometer, look for signs of mould or microbial growth in ducts and air handlers, and test for carbon monoxide at the appliance level. For homes near Malahat or Mill Bay with propane or natural gas appliances, CO testing is a standard part of every assessment. If you want laboratory-level particulate or VOC sampling, we can arrange third-party air quality monitoring through accredited environmental consultants in Victoria.

Whole-home systems tied to your HVAC ductwork treat all the air moving through your house, not just the room where the unit sits. Portable air cleaners are rated by CADR (Clean Air Delivery Rate) for a single room, typically 150 to 500 square feet. In a 2,000-square-foot Saanich or Langford home, you'd need six or more portable units to cover the full floor plan. A single whole-home HEPA or UV system handles the entire house at once and doesn't take up floor space or require you to move it from room to room.

UV-C germicidal lamps installed inside your duct system emit short-wave ultraviolet light that damages the DNA of bacteria, viruses, and mould spores, preventing them from reproducing. The UV exposure stays inside the sealed duct, so there's no risk of skin or eye exposure for anyone in the home. Modern UVGI systems for residential use are CSA-certified and sized for residential airflow rates. Bulb replacement every 12 to 24 months keeps output at effective levels, since UV-C intensity fades before the bulb actually burns out.

Wildfire smoke carries PM2.5 particles, which are 2.5 microns in diameter or smaller. Standard MERV 8 filters, common in mid-range Victoria homes, capture particles down to 3 microns, meaning PM2.5 passes straight through. BC's Ministry of Environment issues smoke advisories when PM2.5 reaches 25 micrograms per cubic metre averaged over 24 hours, and Greater Victoria has exceeded that threshold during every major Interior wildfire season since 2017. The fix is a combination of a high-MERV or HEPA filter plus activated carbon media to capture the VOCs in smoke. Running your HVAC fan continuously during smoke events, rather than only on heating or cooling calls, moves air through the filter more often.

Yes, and it works both ways. Dirty or undersized filters force your heat pump or air handler to work harder, which shortens equipment life and raises your electricity bill. Mould growth inside the air handler coil is a common problem in Victoria homes where humidity isn't managed, and it circulates spores through the house every time the system runs. Keeping your IAQ components serviced, including filter changes, UV bulb replacements, and annual HVAC inspections, protects both your air and your equipment.

Beyond air filtration and UV air purification, we handle ventilation assessments, humidity control with whole-home dehumidifiers, dryer vent cleaning (blocked dryer vents push humid air and lint particulate into the laundry area), smart thermostat installation including Google Nest, heat pump installation and maintenance, and heater repair and replacement. We serve Victoria, Saanich, Langford, Duncan, Sooke, Colwood, View Royal, Esquimalt, Metchosin, Sidney, and surrounding Southern Vancouver Island communities. For areas we don't reach, we'll tell you upfront rather than send you somewhere out of our service area.

Contact us to schedule an assessment, or call us directly. We're available 24/7 for urgent concerns. During the appointment, we walk through your home, check your existing system, and give you a flat-rate quote before any work begins. No hidden fees, no surprise line items. All work at Aire Serv of Greater Victoria is backed by the Neighbourly Done Right Promise^®.