
BF420 - 400 CFM - 4”x20"
$149.49 $169.49
The trusted choice by Canadian licensed producers.
Once attached to the inline fan, the outer-housing never gets replaced. When you have to change the filter, simply slide the old carbon cartridge out and slide the new one back in.
$149.49 $169.49
$79.99 $99.99
$214.49 $244.99
$132.99 $146.99
$230.49 $262.49
$141.99 $156.99
$380.49 $434.49
$229.99 $261.99
Sold out
Sold out