Experts recommend buying what s called a merv 13 or fpr 10 furnace filter and tape it to the back of a box fan.
Diy box fan filter smoke.
Place the filter on the back of the fan with the airflow arrow pointing towards the fan.
Follow the manufacturer s instructions to assemble the box fan.
To make one start by buying a merv 13 or fpr 10 furnace filter and tape it to the back of a box fan.
This diy air filter for wildfire smoke is less than 20.
Necessity is the mother of invention and thus this blog about a diy box fan filter i built and tested.
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.
1 20 x 20 merv 11 to merv 13 electrostatic air filter.
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.
1 20 box fan.
The filters sell for.
The use of diy box fan filtration units can be especially popular in communities where air conditioning.
These filter fans can filter out the small particles that are common in wildfire or wood smoke.
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.
20 by 20 by 1 merv 13 furnace filter.
20 inch box fan.
Diy box fan filter to reduce wildfire smoke concentrations and improve air quality indoors.
These filters sell for about 15 at your local hardware store.
Public health officials in some areas provide information about assembling do it yourself diy box fan filtration units for example as seen here.
There will be a little arrow on the filter showing which way the air should flow.
The hack is easy.
Tape or bungee cord to hold the filter in place.
Particle pollution can lead to a number of immediate and long term health impacts such as trouble breathing asthma attacks.
The filters sell for about 15.
This project is so simple and inexpensive.