These filter foam sets are available to fit almost all types and sizes of box filters. Supplied as a set of 3 – foam each approx 1″ thick.
1 x Coarse (Black), 1 x Medium (Blue), 1 x Fine (Green)
Small: 17″ x 11″ CMF
Medium: 25″ x 18″ CMF
Large: 43″ x 21″ CMF
