11 7/8x23 7/8 FILTER

PERMANENT FILTER

5X20X25 Filter

Water Connection 1-1/4

15 1/2"x21 3/8"PermanentFilter

Perm. Filter 15 1/2"x 27 3/8"

17.5x21x5 MERV10 1400CFM Fltr

17.5x28x5 MERV10 1800CFM Fltr