Rockwool delivers the sound absorption you want and the fire resistance you need
Heavy-duty for extra strength
reducing arm fatigue
Designed for the value-minded contractors
of max breakaway torque
BestAir Extended Life Humidi-Wick EF21 Humidifier Wick Filter Pack options:Pack of 1 Rockwool delivers the sound absorptionPatented reinforced design for longer life and better efficiency than standard expanded wicking filters. Traps impurities in the water. Anti microbial treated. Fits Essick Air Moistair MA 0600, 0800, 08000, 0950, 1200, 1201, 09500, 12000, 12001, 12010. Fits Kenmore 14410, 14411, 14906, 14410, 144105, 144106, 144107, 144115, 144116, 144117, 1144118, 154120, 15408, 154080, 15412, 17006, 29706, 29979, 29980, 29981, 29982, 29988, 29980C, 299795, 299796C,