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  1. Freshwater Equipment Classifieds
    I have a few Hamburg Mattenfilter sponges available for sale.. 30PPI and 13" x 13" x 2" Perfect for 10, 15, 20L and 33L gallon tanks. Can also be used for other tank sizes, but needs some extra work. $20 each Pickup @ Chilliwack. PM me if interested.
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