frag tiles?

[subman]

Originally Posted by reefermadness

I have used lots of large 4" tavertine in my tank...no problem. It is limestone (calcium carbonate) but its purity might be in question. Just try to buy the whitest tavertine you can find because colour is indication of purity.

As for the small 1"x1" tavertine or other tiles...they come with glue on the back that is not easily removed....I would be more worried about that glue. At least that is why I havent tried them.

I boiled the 1" tiles and the glue came off very well. They are now sitting in a media bag in my toilet tank to give them a month long wash.