Filter Housing System 20" x 2.5" Carbon Block Cartridge Small RP - 17.89 Sander protein skimmers are ideal

Sander protein skimmers are ideal reaction vessels for the application of ozone

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Ultra-reliable flow switch allows safe operation

Our filter foam sets are available to fit virtually all types and sizes of biological box filters

Filter Housing System 20" x 2.5" Carbon Block Cartridge Small RP - 17.89 Sander protein skimmers are idealWater purifiers can play a major role in removing unwanted toxins leaving good water quality in the pond and helping to keep your fish healthy. This Carbon cartridge is constructed with solely activated bituminous carbon to provide a good level of efficient filtration for applications in drinking water, reverse osmosis and aquatics. Carbon blocks are a wide used choice for the reduction and removal of chlorine, VOCs, heavy metals such as lead,