Kaz Protec Demineralization Cartridge PDC51V1* Sale! from 1096 1598 /per Qty. Sold Out This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Fits Vicks Ultrasonic humidifier model V-5100. VICKS replacement Demineralization cartridge DC-51. 1 cartridge per package. For best results, replace as necessary (every 2-4 weeks, or 15-30 fillings under normal use) For use in: V4600, V5100 and VUL575 Qty available:0 Tweet