Accumulair Sears Kenmore 14909/14912 Humidifier Filter 2 Pack (Aftermarket) Fits Sears Kenmore humidifier models 14407, 14451, 1442, 29974 (14909) 14416, and 14413. 2 filters per box. Measures approximately 6 1/4" x 10.5" x 2 3/8". With antimicrobial agent! This is an aftermarket filter.