Are ozone generators legal in Canada?
Sarah Oconnor
Updated on May 02, 2026
Canada advises against using ozone generators in homes. They are sold as indoor air cleaners, but the level of ozone they produce may harm your health. They also create other dangerous chemicals.
How much does an ozone generator cost?
Ozone generators generally cost between $22 and $200. You’ll typically pay between $22 and $50 for compact units that can only handle small spaces and $50 to $90 for table-sized units with special features that work for larger rooms.
How long should I run ozone machine?
Generally, the ozone generator should be running for at least 3 to 10 hours depending on the room size. For an entire home, at least 25-30 hours of continuous operation to kill off most pollutants. Avoid staying in the room or find a place to stay while an ozone generator is still active.
Should you use an ozone generator?
Ozone generators are to be used with caution . Although they are considered safe in industrial and medical applications where strict safety standards are to be followed, using them at home poses serious danger to human health. The amount of ozone required to eliminate viruses and bacteria exceeds public health standards.
Do ozone generators work on cigarette smoke?
Ozone generators do not remove dust particles from the air, filter the air, or remove cigarette smoke. They do remove smoke odor lingering in the carpet or on the walls and furniture — either from tobacco products or from a fire.
Are ozone generators dangerous?
Ozone generators intentionally produce the toxic gas ozone and are sold as air cleaners for commercial and residential applications. Specifically, they are advertised to deodorize, disinfect, kill or remove dangerous or irritating airborne particles in indoor environments.
How does ozone work on odors?
Ozone removes odors by chemically changing the structure of the molecules that are creating bad smell . It is mean that ozone reacts with any foreign molecules or microbes in its surrounding environment, eradicating them. The molecule attaches itself to any contaminant microbe, neutralizing it and eliminating it.