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#11
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![]() I actually use granulated carbon in my canister (similar to a DI refillable filter), same with GFO. Works well. Except my pre-filter sponge does clog up. That's why I was asking.
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Reef Pilot's Undersea Oasis: http://www.canreef.com/vbulletin/sho...d.php?t=102101 Frags FS: http://www.canreef.com/vbulletin/sho...d.php?t=115022 Solutions are easy. The real difficulty lies in discovering the problem. |