Box Fan Filter Attachment

NEVER CLEAN YOUR BOX FAN AGAIN. Tired of the pesky pet hair and/or dust collecting in the grates of your box fan(s). This model is my solution to the annoying chore of having to clean dust off the fan grates. (Also great to help filter allergens and keep pests out for use in windows) (Not A Substitute For Air Purifiers) Purchase Required Materials: 20"x20"x1" AAF Flanders Nested Fiber Glass Air Filter https://www.walmart.com/ip/16225740 Simply place these clips on the Back Top 2 screws and Back Middle 2 screws of the box fan. (Bottom clips not needed) Slide the filter in the Middle Clips at around a 45 degree angle. Snap the filter into the Top Clips. Replace Filters Every 1-2 months or until filter is visibly dirty. Dirty Filter: Clean Filter: