Two Little Fishies Phosban Reactor 150 Foam Disks
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Phosban reactor 150 replacement foam disks Black reticulated foam sponges used to replace the original parts from the PhosBan Reactor 150 and PhosBan Reactor 550. These replacement sponges may also be used for dividing the column in a reactor to segregate different types of chemical filter media, such as activated carbon, PhosBan®, or adsorption resins. Packaged as a set of two.