Media > Calcium Reactors > Saltwater Aquarium Supplies

CaribSea A.R.M. Aragonite Reactor Media

A complete reactor media containing not only calcium and carbonate, but essential trace elements as well. In fact A.R.M. has nearly 50 times the strontium of other brands (7,390 ppm) A.R.M. is processed for immediate use, no rinsi...

Avg. Customer Review (4) reviews

Our Price: $14.99

Item Code: CS0525

CaribSea A.R.M. Aragonite Reactor Media 50lbs

CaribSea A.R.M. Calcium Reactor Media—A complete reactor media containing not only calcium and carbonate, but essential trace elements as well. In fact CaribSea A.R.M. Calcium Reactor Media has nearly 50 times the strontium of oth...

Avg. Customer Review (2) reviews

Our Price: $79.99

Item Code: CS0555

CaribSea A.R.M. Aragonite Reactor Media 50lbs (Coarse)

A complete reactor media containing not only calcium and carbonate, but essential trace elements as well. In fact A.R.M. has nearly 50 times the strontium of other brands (7,390 ppm) A.R.M. is processed for immediate use, no rinsi...

Be 1st to review

Our Price: $129.99

Item Code: CS0559

Caribsea A.R.M. Aragonite Reactor Media 8 lb (Coarse)

Calcium reactors have evolved into several types that require different media sizes. We now offer our original ARM™ fine for downflow, slow upflow, and fluidized bed type calcium reactors and our ARM™ coarse for rapid upflow type ...

Avg. Customer Review (4) reviews

Our Price: $19.99

Item Code: CS0529

D-D ROWAkalk Media

It has long been known in a reef aquariums that the inhabitants are constantly in need of calcium to build their skeletons and shells. Administering ROWAkalk to your aquarium will enhance pH as well as binding phosphates, therefor...

Be 1st to review

Price Range:
$19.99 to $59.99

D-D ROWAlith C+ 6K Calcium Reactor Media - 6kg

The recommended media for Deltec Fluidised Calcium reactors and is 50:50 blend of Rowalith C and Rowalith W. Instructions for use of ROWAlith C+ This material must be washed very very thoroughly before placing inside your Flui...

Avg. Customer Review (1) reviews

Our Price: $39.99

Item Code: RW1181

D-D ROWAlith C+ Calcium Reactor Media 12.5K Bucket - 12.5kg

The recommended media for Deltec Fluidised Calcium reactors and is 50:50 blend of Rowalith C and Rowalith W. Instructions for use of ROWAlith C+ This material must be washed very very thoroughly before placing inside your Flui...

Be 1st to review

Our Price: $69.99

Item Code: RW1185

Elos Calcium Carbonate Reactor Media 3L

CaPur (Calcium Carbonate) 3 liter Calcium Carbonate (CaC03) is easily found in nature in many different forms namely, calcite and aragonite. It is used in a calcium reactor for our aquariums to give a highly bio-available sourc...

Be 1st to review

Our Price: $26.99

Item Code: EO5385

Elos Calcium Hydroxide Reactor Media

Calcium Hydroxide ELOS Hydro Pur is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. Used to prepare "kalkwasser" solutions that will maintain calcium concentrations at natural seawater levels. U...

Be 1st to review

Our Price: $16.99

Item Code: EO5391

KNOP KORALlith coarse, 6-10mm 7.0 kg

calcium granulate for reef aquaria perfect substrate for calcium reactors increases carbonate hardness of reverse osmosis water (RO water) free of phosphates binds phosphates in aquarium water available in three...

Be 1st to review

Our Price: $26.99

Item Code: KP1083

KNOP KORALlith fine,1.8-2.5 mm 7.0kg

calcium granulate for reef aquaria perfect substrate for calcium reactors increases carbonate hardness of reverse osmosis water (RO water) free of phosphates binds phosphates in aquarium water available in three...

Avg. Customer Review (1) reviews

Our Price: $26.99

Item Code: KP1081

KNOP KORALlith medium, 3-4mm 7.0 kg

calcium granulate for reef aquaria perfect substrate for calcium reactors increases carbonate hardness of reverse osmosis water (RO water) free of phosphates binds phosphates in aquarium water available in three...

Be 1st to review

Our Price: $26.99