The diy box fan filter was able to drop pm2 5 particulates down 77 the hepa filter dropped the pm10 down 94 46.
Diy air filter box fan.
Your total cost for a diy box fan filter can be as low as 40 50 00 including incidentals like duct tape or higher depending on the filter options.
There will be a little arrow on the filter showing which way the air should flow.
This diy air filter is made from a 20 inch box fan plywood and two 20 inch air filters.
This diy air filter for wildfire smoke is less than 20.
The filters sell for.
All you need to do is buy what s called a merv 13 or fpr 10 furnace filter and tape it to the back of a box fan.
20 by 20 by 1 merv 13 furnace filter.
Securely fasten a merv 13 filter to the air intake side of the fan.
One with the box fan and one with the hepa filter.
This set up was done in 2 rooms.
I used large rubber bands.
Mine cost 20 at a local home improvement store.
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.
Purchase a standard 20 box fan.
These filter fans can filter out the small particles that are common in wildfire or wood smoke.
So anything we can do to remove dust and particulates from the air is a step in the right direction.
Using our lighthouse 3016 iaq laser particle counter air samples were collected for 2 minutes with a 2 min delay.
To make one start by buying a merv 13 or fpr 10 furnace filter and tape it to the back of a box fan.
Some have wondered whether we should tape it onto the back of the box fan filter.
20 inch box fan.
This diy air filter for wildfire smoke is less than 20.
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.
You can tape the filter to the fan.
Diy air filter one easy and affordable way to make your own air cleaner at home is with a box fan and a furnace filter.
Apply gasketing to the edges of the air intake part of the fan.
The air flow arrow on the filter needs to be pointing to the fan.