Filter housings for CA reactor?

[Unresistible Blue]

Some time back I remember seeing a post where someone had used filter housings (like those used for RO systems) to make a diy ca reactor. Can anyone refer me to that thread? I'm wondering if it was on the BB or not...?

Blue

[dwall174]

Try this link: http://reefcentral.com/forums/showthread.php (http://archive.reefcentral.com/forums/showthread.php?s=&threadid=174377&highlight=RO%2FDI+parts) I think it's what your looking for :bum: