Parts List

List of parts (WalMart)

$3.77 - Universal Size Washable air filter 20"x30"x1", cut it to size you need, self-supporting (one filter will makes 3 - approximately 11" circles)
$9.97 - Fan - lasko - model 3524 - Breeze machine pivoting air power 2 speed.
$2.67 - 5 Gallon pail plastic white. (Home Depot $2.77)
$3.47 - 14 Oz of Aquatica Activated filter charcoal blend by Wardley
$4.99 - 14 Oz of Activated filter carbon, Aquarium Pharmaceudticals, Inc.
$4.97 - Extra-loft Crib Size Quilt Batting 45" by 60" Polyester (has enough quantity to make about 3-4 complete bucket filter units) 29.84 total

 

Options

$8.84 - Purity saver filter - furnace/air-conditioner 4 stage filtration system charcoal and 97% of ragweed and nettle pollens 20x25x1 or 20x20x1
$5.96 - Vac bags type Z Hoover Micro filtration bags or whatever looks best.
$7.97 - Replacement Grill 10.5" diameter (Home Depot)

Conversion of an existing already purchased commercial air filtering units to use home made filters designed for your own purpose should now be much easier. That is if you wish to. This should give one some ideas. Let availability of materials and invention take care of the rest.

Offered by Mike.