The Pentek CBU-10 155271-03 UV Filter Cartridge fits the following UV water filtration systems:
This Ultraviolet water filter is sold in a case of 12 and is a Pentek CBU-10 carbon block cartridge. This carbon block filter cartridge is a pre-filter that surrounds the actual quartz tube; there is an inner wrap as part of the system that is not included in this package.
The Pentek CBU-10 155271-03 UV Filter Cartridge specifications:
This UV filter allows the maximum amount of UV light to transmit through the water, and reduces cysts such as Cryptosporidium and Giardia.