Holmes "B" Humidifier Filter, HWF64
The Extended Life Filter improves efficiency of the humidifier with help of reinforced outer layer. Extends product life as less mineral deposits will attach to the unit. Anitmicrobial Treated and Arm & Hammer® infused filter naturally deodorizes the air. For use with Holmes: HM1761 and Sunbeam: SCM1746, SCM1747.