GeneralAire® Vapor Pad, 10 in W x 9-1/2 in H x 1-1/2 in D, Suitable For Use With: AprilAire® 110, 220, 500A, 500M, 550, 550A and 558, GF-3200 DMM Evaporative Humidifiers, HE100, HE150, HE220, HE225, HE240 and HE280 Humidifiers
GeneralAire® Vapor Pad, 10 in W x 9-1/2 in H x 1-1/2 in D, Suitable For Use With: AprilAire® 110, 220, 500A, 500M, 550, 550A and 558, GF-3200 DMM Evaporative Humidifiers, HE100, HE150, HE220, HE225, HE240 and HE280 Humidifiers