Want to breathe cleaner air in your home.
Box fan hepa filter diy.
Click show more air filters.
Insofar as filter changing costs you will find that it is still much cheaper to buy furnace filters and variants of them without sacrificing on quality or air cleaning capacity.
20 inch box fan.
Give this inexpensive diy air filter a try.
Box fan merv 10 pollentec air filters pollen dust mold spores and pet dander biodegradable electrostatic design 6 pack compatible with lasko models b20200 2301 3733 box fans 20 5 frame 4 0 out of 5 stars 4.
But a quick solution as posted by the university of michigan s medical center is to create your own filter using a box fan and a standard hepa filter both readily available in most hardware stores and costing about 25 for everything.
Make a hepa air filter out of a box fan and hepa furnace filter.
The suction from the fan should also make the filter stick to.
20 by 20 by 1 merv 13 furnace filter.
The filters sell for about 15.
To make one start by buying a merv 13 or fpr 10 furnace filter and tape it to the back of a box fan.
For some of us allergens are our worst enemy the fresh pollen of spring fall foliage and of course the ever present dust.
These can be hard to find quickly with the conditions however.
And no box fan is engineered to withstand the extra workload of driving air through a dense filter so we can t claim this won t damage the fan s motor and we wouldn t consider it a long.
One with the box fan and one with the hepa filter.
There will be a little arrow on the filter showing which way the air should flow.
10 furnace filter and tape it to the back of a box fan.
The diy box fan filter was able to drop pm2 5 particulates down 77 the hepa filter dropped the pm10 down 94 46.
Point that in the right direction and then tape onto the front of the box fan filter.
Keeping your windows and doors closed and using an indoor high efficiency hepa filter can help keep indoor air as clean as possible.
Some have wondered whether we should tape it onto the back of the box fan filter.