GeneralAire Air Cleaner Model AC-1 is an expandable Type filter that uses pleat spacers. Part number 12758, 12758-4001 MERV 10 Fits GeneralAire air cleaner models AC1, AC-1, AC-3, AC-22. Also fits Carrier 31MF02001, 31MF020, 31MF120, and Bryant 902BXX020, 4E436, 40161505, Source 1, S1-MAC11202506, S1-FM11202506.
Approximate Expanded Size 19 5/8x24 3/8x4 3/4"
The Magnet logo on this page signifies that this product is a factory direct replacement to the OEM branded filter.