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Supports aquarium pH and growth of calcareous organisms
Marine magnesium reagent set for 25 tests
Filtration rating: 300 micron
Construction: High-density fiberboard with water-resistant finish
Helps reduce nuisance algae by lowering available nitrate and phosphate
Hiblow 200 Casing Block Pair - OPEN BOX/NON-STOCK ITEM Powerheads & Gyres Supports aquarium pH and growthBrand new condition. Non stock discontinued item.
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