COARSE & MEDIUM DEEP PROFILE FOAMS PLUS FINE PARTICLE MATTING
17" x 11" (425mm x 280mm)
THE FOAMS IN THIS SET HAVE A DEEP PROFILE FOR BETTER SURFACE AREA - APPROX. 50% MORE CONTACT SURFACE AREA COMPARED TO FLAT FOAMS
PERFECT FOR SMALL BOX POND FILTERS AND AQUARIUM EXTERNAL FILTERS (CUT THEM TO SUIT YOUR CANISTER FILTER TRAYS)
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Coarse is approx. 15ppi and Medium is approx. 30ppi