When it comes to choosing an air purifier the size of your room, CADR rating, clean cumulative mass, and air changes per hour that the air purifier is capable of should play a big factor in your decision making.
Ozone is both a naturally occurring and man-made gas that can be found in the ground level atmosphere we breathe. Exposure to high concentrations of ozone has been known to cause breathing complications and other respiratory problems specially in children and infants. Knowing the common sources of indoor ozone and how it's created is important in keeping your indoor air free from this harmful gas.
Some manufacturers claim numerous benefits regarding ionizing air purifier's ability to improve indoor air quality but how does a negative ion air cleaner actually work? Is it really effective at removing gasses and particles from the air as it claims to be? Is this technology safe to use?
Gases and odors are part and parcel of living in a modern household, from using a can of hairspray to painting the walls of an old room we inadvertently expose ourselves to a multitude of harmful chemicals that merge with the indoor air we breathe. Fortunately air purification technology exists to eliminate and reduce the harmful effects of these chemical by-products.
Interest in HEPA air purifiers are gaining traction among people wanting to protect themselves against the Covid-19 pandemic. Earlier in 2020, AO Smith even donated 2000 air purifiers to hospitals in China to help contain the outbreak. How do HEPA air purifiers capture airborne contaminants and can it really protect you against Covid-19?
Be knowledgeable about how air purifiers work and what it takes for their filters to conform to the HEPA industry standard. Know the common misconceptions regarding air filters and recognize misleading titles such as "HEPA like" and "HEPA type".