Even if your room doesn't smell like smoke you should still make sure you yourself don't smell like it before going out
If the smoke smell is heavy, the items may need to be dry-cleaned to get rid of the odor
Replace it if any of the following happen: It gets dirty, wet, or damaged It feels harder to breathe through It no longer seals well on your face Bottom line: reuse is OK shortterm if the mask stays clean and seals well, but swap it out when performance drops
Official Replacement FilterMaintain Optimal Performance - Exclusively designed for MK01&MK06 air purifiers, our genuine replacement filters ensure your unit operates at its peak capacity
You should also remove any clothes, loose items, or rubbish, like tissues or discarded food packets, that may harbor cigarette smells