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Humpy · 04-20-2007, 12:26 PM

well i've decide to build an overflow with pvc, seen a thread for building one without drilling, then i can use that pump size.
My other question is how many bioballs should i be using in my filter?

04-20-2007, 12:26 PM	#9
Humpy Senior Member Join Date: Oct 2006 Posts: 167	well i've decide to build an overflow with pvc, seen a thread for building one without drilling, then i can use that pump size. My other question is how many bioballs should i be using in my filter?