Our Foam Cartidge set comes with 3 grades to offer optimal filteration, by catching debris but also they provide essential breeding grounds for beneficial bacteria.
Blue is the finest Grade, Green is a medium coarse and Black is the Coarsest.
Cut with 38mm Diameter holes this set is 28″ long, 8″ wide and 3″ deep per piece.
Manufactured especially for the aquatic trade for over 40 years, our foams are completely safe for aquatic applications.
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