10" GAC FilterStandard Size fits in most RO systemsNSF Certified Replacement Filter NSF certified replacement GAC (granular activated carbon) filter used primarily for removal of chlorine, chloramines, and VOC's (volatile organic compounds), the most common cause of tastes and odors. Standard size fits in most common filter housings, and works in most Reverse Osmosis systems on the market.Approximate Dimensions:9.75" x 2.75" NOTE: Actual filter design may vary from the one shownOrders ship out within 1-2 business days.  If ordering a larger system or multiple systems, please email with a phone number as that may be needed by the delivery company to make delivery arrangements.  Shipping quoted on systems is for shipping in the contiguous USA only.  HI, AK and other provinces are additional and an invoice will be sent for the additional amount due. Orders shipping out of the country will use ebay global shipping program which is a very good low cost alternative to direct shipping costs.  Ebay will show you the total during checkout. We do not know what those charges are but they are a lot less than any direct quotes we can do for shipping out of the country.