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.
This diy air filter for wildfire smoke is less than 20.
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.
Follow the manufacturer s instructions to assemble the box fan.
20 by 20 by 1 merv 13 furnace filter.
Tape or bungee cord to hold the filter in place.
The filters sell for about 15.
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.
1 20 x 20 merv 11 to merv 13 electrostatic air filter.
The use of diy box fan filtration units can be especially popular in communities where air conditioning.
These filters sell for about 15 at your local hardware store.
There will be a little arrow on the filter showing which way the air should flow.
This project is so simple and inexpensive.
Diy box fan filter to reduce wildfire smoke concentrations and improve air quality indoors.
Necessity is the mother of invention and thus this blog about a diy box fan filter i built and tested.
This diy air filter for wildfire smoke is less than 20.
The hack is easy.
1 20 box fan.
20 inch box fan.
The filters sell for.
Public health officials in some areas provide information about assembling do it yourself diy box fan filtration units for example as seen here.
This filter will filter pollen dust mites mold spores bacteria proplet nuclei droplets from sneezing and smoke.
These filter fans can filter out the small particles that are common in wildfire or wood smoke.
To make one start by buying a merv 13 or fpr 10 furnace filter and tape it to the back of a box fan.