Furnace & Duct Cleaning in Calgary

Most homes in Calgary should have their furnace and duct system professionally cleaned every 2–3 years, but the exact frequency depends on factors like pets, allergies, smoking, and recent renovations. If you notice more dust than usual, inconsistent airflow, or a stale smell when the furnace runs, those can be signs it’s time for a cleaning. Calgary’s dry, dusty climate, combined with winter furnace use, means dust, pollen, and debris build up quickly in ductwork. Regular cleaning not only improves indoor air quality but also helps your furnace run more efficiently, potentially lowering energy bills and extending the lifespan of your HVAC system.

A thorough professional cleaning removes dust, allergens, pet hair, and debris from your HVAC system, resulting in cleaner air and better system efficiency. For Calgary homeowners, this is especially important during long winters when we spend more time indoors with windows closed. Clean ducts mean fewer airborne irritants, which can help reduce allergy and asthma symptoms. You’ll also notice your furnace doesn’t have to work as hard, which can reduce wear and tear. At Big Ben Cleaning, we also include before-and-after photos so you can see the difference for yourself and be confident you received the service you paid for.

A proper furnace and duct cleaning in Calgary usually takes about 2-3 hours, depending on the size of your home, the complexity of your HVAC system, and how long it’s been since your last cleaning. Companies advertising a 30–45 minute job often can’t achieve a thorough clean — they may skip parts of the system or fail to loosen stubborn debris. At Big Ben Cleaning, we take the time to clean every component, including the furnace, ductwork, AC coils, and heat recovery ventilators, ensuring your system is spotless and running at full efficiency.

Our furnace and duct cleaning service covers your entire system — not just the visible vents. We clean supply and return ducts, furnace components, AC coils, fans, heat recovery ventilators, and more. Using professional-grade tools such as rotary whips, high-powered vacuums, and sanitizing sprays, we remove dust, allergens, and debris from every part of your system. This approach ensures not only cleaner air but also a more efficient HVAC system that will last longer. We also provide before-and-after photos with every job so you can see the difference.

Yes! Professional cleaning removes dust, allergens, mold spores, and debris from your HVAC system, leading to cleaner, healthier air throughout your home.

Common signs include excessive dust on furniture soon after cleaning, reduced airflow from vents, strange smells when the furnace runs, or visible debris inside vents. If you’ve recently done renovations, own pets, or live near a construction area, you may also need more frequent cleanings. A professional inspection can confirm whether a cleaning is necessary — at Big Ben Cleaning, we’ll give you an honest assessment and never recommend a service you don’t need.

Yes! While we proudly serve Calgary homeowners, we also provide professional furnace and duct cleaning in Airdrie, Cochrane, Chestermere, Okotoks, Banff, Canmore, and throughout the Rockies. Our mobile team is equipped to deliver the same high-quality service anywhere in our service area. Whether you’re in the city or in a mountain home, you’ll receive the same attention to detail and before-and-after documentation.