Here's some cool ideas for tiled tanks.
http://www.monsterfishkeepers.com/forums/showthread.php?t=288003
http://www.monsterfishkeepers.com/forums/showthread.php?t=288003
calgaryflames;3704083; said:grout has no chemicals init.cement and sand grout will not stick to glass.I see many breeding tanks in asia with all tiles and they are grouted like a bathroom without problems.Plus you dont know what you are talking about grout dries like a concrete people make concrete ponds all the time with tiles grouted in them.grout is fine