I live on the 25th floor, and the furniture at home is very gray for a few days. Is there any way to

The most direct method is to use dust screen window stickers, which have a certain effect; Secondly, put some small potted plants such as cacti in the window, which can absorb dust and purify the air; Of course, it is necessary to be diligent in cleaning, and if the furniture is plate-type, do not wipe the furniture with a too damp rag, which can prolong the service life of the furniture.

Install a screen, but living on the 25th floor shouldn't be so dusty. Is it that the local environment is particularly poor so that it leads to this?

It's too dry indoors to consider using an air purifier.

The windows are opened mainly for ventilation. There are two methods, 1, open an hourly window regularly in the morning, noon and evening. 2. Find a suitable window location and install a ventilation fan. What do you think?

Buy an air pump, connect the outlet to a tube, and insert the tube into the water. This becomes a simple air filter. So high now. It is estimated that the starting point can function.

It doesn't work, in fact, even if the windows are closed, there will be dust.

Yes, it is cleaned every day.

There is no way around it.