What is the difference between a PhosBan Reactor and a carbon reactor?

So I have a canister from an RO unit. I took out the sponge in the center near the cap but its still running slow. I have a 1/4" to 3/8" hose adaptor on each side and have it connected to a Maxi Jet 1200. This is what the flow looks like coming out...

both of my 2 little fishy reactors are wore out well one is just flat broken. So what is you your choice in a phosphate and carbon reactors. Stick with 2 new little fishy or a different brand.

Hello All, I am setting up a 55 gallon Reef tank and I have just bought a Protein Skimmer (Reef Octopus BH 2000) and I am considering a Carbon Reactor as an addition. My question is: If I have the skimmer and the reactor do I still need the Marineland Emperor 400 HOB filter I have? (The HOB...

I have heard great things about the reactor from two little fishes however I was thinking of getting the dual reactor from bulkreef supply that runs carbon in one chamber and GFO in the other. What should I do? keep my HOB filter and use that for carbon and phosban reactor for the GFO? or carbon...

So the other day I went to my LFS to buy a new circulation pump, so that I could try to upgrade from my two Quiteone 4000s. While there, I was talking to them about the use of carbon in the system. I'm was running my 180 gallon reef tank with none. After talking to Eddie (the owner of...