This Protec Extended Life Wicking filter for select humidifiers replaces used filters and features an antimicrobial treatment to discourage growth of algae, mold and bacteria. The reinforced design helps ensure a long filter life. 1) Removes minerals from water for optimal humidifying, 2) For models V3500, V3100, V3600, V3900, V3700 and VEV320. White.
