Find the lowest price for:       All ProductsCalcium Reactors     3.0 (2)   Add a review CaribSea ARM Aragonite Reactor Media   ARM Fine by Caribsea. Aragonite Reactor Media ARM: Available in Fine for down-flow, slow up-flow, or fluidized bed type calcium reactors and Coarse for rapid up-flow type reactors. Have a question? Ask the Experts! Set Price Alert Compare Prices Member Reviews Recommend to Friends Searched CaribSea ARM Aragonite Reactor Media in 150 stores, 11 results found Image Description   Store   Price Carib Sea ARM Reactor Media 1 Gal If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   1 Store Reviews   $13.42 Go to Store CaribSea ARM Aragonite Reactor Media If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $14.99 Go to Store Carib Sea ARM Reactor Media 1 Gal If this item doesn't belong here, click Remove and help us keep our results accurate.   Allpetdepot.com   0 Store Reviews   $16.45 Go to Store Aragonite Reactor Media 1 Gallon 8lbs - Carib Sea Products If this item doesn't belong here, click Remove and help us keep our results accurate.   PetBlvd.com   0 Store Reviews   $17.07 Go to Store Carib Sea ARM Calcium Reactor Media 1 Gallon 8 Pounds If this item doesn't belong here, click Remove and help us keep our results accurate.   Aloha Aquariums   0 Store Reviews   $17.99 Go to Store Caribsea ARM Fine for Aquariums If this item doesn't belong here, click Remove and help us keep our results accurate.   Drs. Foster and Smith   7 Store Reviews   $18.99 Go to Store CaribSea ARM Calcium Reactor Media [8 lbs] If this item doesn't belong here, click Remove and help us keep our results accurate.   Mail Order Pet   0 Store Reviews   $20.53 Go to Store Arm Reactor Media 1gal (8lbs) If this item doesn't belong here, click Remove and help us keep our results accurate.   AllPetMall.com   0 Store Reviews   $20.87 Go to Store CaribSea A.R.M Aragonite Calcium Reactor Media 8lb ARM If this item doesn't belong here, click Remove and help us keep our results accurate.   eBay   3 Store Reviews   $24.95 Go to Store Caribsea Saltwater Aquarium ARM Aragonite Reactor Media 1 Gallon/8 lbs If this item doesn't belong here, click Remove and help us keep our results accurate.   StrictlyPetSupplies.com   0 Store Reviews   $29.04 Go to Store CaribSea ARM Aragonite Reactor Media 50lbs (Coarse) If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $129.99 Go to Store Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Calcium Reactors Calcium Reactors Other Calcium Reactors