artificial coral inserts

Title says it all: Both have never seen water and were purchased for a tank upgrade that's no longer happening (tank broke). Trigger Systems Sapphire 39 Sump. New from BRS is $530. There is one small scratch on the bottom of the sump (non-water side) from test fitting while the project was...

I am contemplating standing up a 220 gallon FISH ONLY tank because I want to be able to finally house some of the larger tangs, triggers, angels and eels that are not reef safe. I also want to have some "color" in the tank, and some semblance of a real reef for the fish - so I was thinking of...