Letter Re: Emergency Shelter Air Filtration
Most of the modern home vacuum cleaners have pretty decent high efficiency particulate air (HEPA) filters in them nowadays. Assuming you still have power (a big if) you could seal a room to the best of your ability and leave your vacuum cleaners running (with the air intakes off the floor). If you have a bag type, remember to put a new bag in. Presto, filtered air, McGyver style. If all you have is an older style vacuum cleaner with no filter, then put a damp rag (and keep it damp) over the air intake, but be careful not to …