A12 #12 for Aprilaire 136 224 440 445 Humidifier Water Panel Pad Filter

Furnace Humidifier Filter / Water Panel Pad, Part # CA12.

This filter is Brand New, Unused, in the Original Package.

This 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.