Just curious if anyone has ever ordered these guys before? and how well they really do work cleaning the sand and etc....
Also how should i figure how many i need? You can buy up to like 275 of them....but i figure if you have some die off would that effect the ammonia or water quality......
Also how should i figure how many i need? You can buy up to like 275 of them....but i figure if you have some die off would that effect the ammonia or water quality......



