WTH is this?

M

mhayes462

Guest
Bought my biocube from someone else. I took out the bio balls and the stock pump. All over them are these hard worm and shell looking things. And I had to clean out a lot in the bottom of the chambers. What are they?


Mike Hayes
 
S

smallreef

Guest
yep... soak in hot water with a bit of vinegar to clean off/out the pump before putting it into use
 
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