Phos Zorb

[Rorie]

I have two tubs with packs of this stuff to put in my filter. I was wondering what its for? I was given it a while back.

 

[StandbySetting]

It's for removing phosphate, not necessary in a freshwater tank.

 

[Rorie]

Yeh thats what i thought. It says its for fresh and marine, but i cant see why i'd want to use it.