10” clear, refillable cartridge modified for use with Old Style BRS Reactors. Includes one clear cartridge and three foam disks (installed). This is an alternative to the newer, BRS Reactor Refillable Cartridge – Hard Shell. SKU: 204187. The newer hard shell style is more popular but either type can be used in single, deluxe and dual BRS reactors.
These are perfect for CO2 Absorption media, GFO, Carbon, and any other loose media that you want to run through a 10" reactor.