Water Panel #12 4 Pack for Aprilaire 440 445 Humidifier Pad Filter

4 Pack of Furnace Humidifier Filter / Water Panel Pad, Part number A12.   

Coated Filter measures, 14-5/8" long x 11-1/2" wide x 1-3/4" thick.  

These filters fit :  Aprilaire Models 112, 136, 224, 440, 445.  

Manufactured in USA.  

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