Find the lowest price for:       All ProductsCalcium Reactors     0.0 (0)   Add a review KNOP Calcium reactor S IV   The KNOP calcium reactor model S IV has been newly developed in 2001. It contains the experience of seven years in calcium reactor construction. Right after the market release it got excellent remarks from all testers.... Have a question? Ask the Experts! Set Price Alert Compare Prices Product Spec Member Reviews Recommend to Friends Searched KNOP Calcium reactor S IV in 150 stores, 9 results found Image Description   Store   Price KNOP Calcium reactor S IV If this item doesn't belong here, click Remove and help us keep our results accurate.   Salty Supply   4 Store Reviews   $514.99 Go to Store KNOP Calcium Reactor S IV w/Eheim Pump If this item doesn't belong here, click Remove and help us keep our results accurate.   eBay   3 Store Reviews   $519 Go to Store KNOP Calcium reactor S IV If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $519 Go to Store Calcium Reactor S IV by KNOP If this item doesn't belong here, click Remove and help us keep our results accurate.   AQUACAVE.COM   7 Store Reviews   $529.95 Go to Store KNOP Calcium Reactor S IV If this item doesn't belong here, click Remove and help us keep our results accurate.   eBay   3 Store Reviews   $533.99 Go to Store KNOP Calcium Reactor S IV If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $533.99 Go to Store KNOP Calcium Reactor S-IV Package 1 If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $702 Go to Store KNOP Calcium reactor S IV Complete If this item doesn't belong here, click Remove and help us keep our results accurate.   Salty Supply   4 Store Reviews   $764 Go to Store KNOP Calcium Reactor S-IV Package 2 If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $764 Go to Store Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Knop Calcium Reactors Other Calcium Reactors internal use: spec245 spec257 spec263