Air Purifier While Windows Open
Is going to be subjective.
Air purifier while windows open. With only 1 window open there is some external air entering the room but the purifier can at least work with marginal efficiency. Even with a window open air purifiers can still meaningfully reduce particulate air pollution in the home by 60 in 20 minutes in our tests. Doors opened or closed it does not really matter. Fresh air has pollen smoke and other potential irritants.
You should consider opening your window if you aren t using the air filter or if you re only doing it for a short period but only if the outdoor environment is in relatively good shape and you have a reason to. Air purifier windows open or closed. It would just be a matter of how much would come in if the windows were closed. Create a stronger cross draft by opening windows on opposite sides of the room if possible.
Obviously closing the windows is the most effective but if you have to balance outdoor pollution against vocs or co2 indoors it is possible to get some ventilation and significantly reduce pollution. If you have used chemicals or have a source of bad quality of air like burning. My partner likes to open windows to get fresh air. It is a common misconception that operating an air purifier for an hour or two in a room will sufficiently clean the air.
Keep your windows open to prevent locking irritants into rooms when air purifiers aren t running. With 2 or more windows open often the air purifier will have almost no effect. However how effective the air purifier is depends on both the purifier itself and the pollution level of the air. While air cleaners often include filters they are overall more robust in cleaning the air than air filters.
However the only limitation here is that the performance of the purifier in a room with open windows is less than one with closed windows. Fresh air also has oxygen which you need to breathe so you need to strike a balance. I have allergies so i use an air purifier. The bottom line to the question.
Most air purifiers can remove at least 99 97 of particles as small as 0 3. Airflow with 1 vs 2 or more windows open can be dramatically different. The air purifier is going to clean the area it is immediately contained to regardless. Regardless most companies will use the terms air cleaner and air purifier interchangeably.
If you can open a window in a room while the air purifier is working it is not a bad idea to mix in a little fresh air as well.