Hi fellow reefers,
I use marine pure and Maxspect nano-tech bio blocks as extra substrate in my tank. I read somewhere you should replace them now and then (not all at the same time of course). Are you doing that? How often?
Thanks!
Rob
I use marine pure and Maxspect nano-tech bio blocks as extra substrate in my tank. I read somewhere you should replace them now and then (not all at the same time of course). Are you doing that? How often?
Thanks!
Rob