Here is a FANTOM CALYPSO countertop WATER TREATMENT SYSTEM REPLACEMENT FILTER CARTRIDGE #CTF1. It is BRAND NEW, in the original packaging. According to the literature it eliminates impurities, microorganisms, bacteria, viruses, mercury, lead, chlorine, asbestos and MTBE. This replacement filter is compatible with VitaPur and Fantom Calypso Countertop purification systems. Some of the compatible model numbers include VOP16, GOP10 and CT1. It is 9 5/8" high (not including the top connector), 3" in diameter at the top and 3 1/4" in diameter at the bottom. One filter lasts one year or approximately 750 gallons. If you have any use for this please bid. Cost approx. $50 dollars originally but I can't use it, I'm cleaning up and it has to go! Take a look at the picture and ask any questions before you buy. This is a no reserve sale, so don't hesitate!. Bid is in us$ but I can accept payment in cdn$ if preferred. Actual postage/handling cost will be added to bid price (cost depends on your location). NO FEE charged for local pickup. Multiple items can be combined for shipping, so please see my other auctions. Please contact seller direct if any questions. THANKS for looking!