Exact size: 19-1/2" x 21-1/2" x 3/4" New six-pack of MERV 8 20x22x1 pleated air filters. Made in the USA.
New six-pack of 20x20x1 MERV 8 pleated air filters. Made in the USA.
Exact size: 19-1/2" x 21-1/2" x 3/4" New six-pack of MERV 13 20x22x1 pleated air filters. Made in the USA.
Exact size: 19-1/2" x 21-1/2" x 3/4" New six-pack of MERV 11 20x22x1 pleated air filters. Made in the USA.
Exact size: 13-1/2" x 13-1/2" x 3/4" New six-pack of MERV 13 14x14x1 pleated air filters. Made in the USA.
