Most individuals question if it is okay to have an air purifier on all day and night. In short, yes. There is no harm to keep an air purifier operating all the time.
These appliances are constructed to run safely throughout the day and night. Equipped with certain safety measures such as automatic shut-off features and timers, they can work safely and effectively for an extended time.
However, running your air purifier 24/7 isn't always required. The necessity for continual operation depends on the quality of your indoor air, the manufacturer's instructions and your personal comfort.
If allergies or asthma are a problem for you, it might be helpful to run the air purifier throughout the day and night. This can help to ensure that the air in your home is consistently clean and free from allergens.
If your home’s air is predominantly clean, you might not need to run your air purifier all the time. Running it for a few hours each day could be sufficient.
Keeping your air purifier on 24/7 also has cost implications. Although most air purifiers have low leave air purifier on 24/7 operating costs, keeping them on continuously will still add to your electricity bill.
In conclusion, it is indeed safe to run your air purifier all day and night, it would be wise to consider your personal situation and needs before doing so. Consult the manufacturer's guidelines and consider your indoor air quality and personal comfort when making your decision.