The Planted Tank Forum - View Single Post - Canister filter or just a penguin biowheel for a 20 gal long
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post #2 of (permalink) Old 11-13-2003, 03:36 AM
Rex Grigg
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Join Date: Dec 2002
Location: Portland Orygun
Posts: 9,600
Hmm.... skip the Bio-Wheel because it will out-gas the CO2 as fast as you inject it. If you want a HOB filter get a Aqua Clear 150 or 200. But If it were me I would get a Rena XP-2. Why a 2 and not a 1? Well the 2 has twice as much media capacity and will run a CO2 reactor quite well.
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