Marco Coralline Rock - ReefSaver 18kg D-D Marco Coralline Rock represents a completely natural form of calcium carbonate rock, now available in a colored variant achieved through an innovative, proprietary paint-free process. This process has been developed to replicate the appearance of live rock covered in coralline algae. The distinctive purple hue gives your new reef...

Coral sand PaleoSand Medium PaleoSand coral sand, description and features: Medium PaleoSand sand is made from ultra-pure natural Aragonite of fossil origin suitable for use as a substrate in all marine aquariums. As it is very pure, it is extremely clear and reflects a lot of light, which is a great advantage for...

Coral sand PaleoSand Fine PaleoSand coral sand, description and features: End PaleoSand sand is made from ultra-pure natural Aragonite of fossil origin suitable for use as a substrate in all marine aquariums. As it is very pure, it is extremely clear and reflects a lot of light, which is a great advantage for corals requiring...

Live reef sand Hawaï black (0.25mm to 3.5mm) When setting up an aquarium with CaribSea's live products please do not rinse the substrate! The susbtrate should be carefully placed on the bottom of the aquarium, and your preconditioned water should be added carefully. Cloudiness will be greatly reduced if a plate or empty bag is used to stop the water being added from disturbing...

Bali sand 3-4mm 10kg - Natural product, without additives - Supports the biodegradation of Detritus - Suitable for use in all saltwater aquaria - Rinse thoroughly before use

ArtReef Rock XL (9/11kg) The sets in the ArtReef Rocks range are designed with the aquarist in mind. That is to say, they are functional, very beautiful, practical, useful and easy to assemble. ArtReef Rocks creations are all handmade in the Philippines from the finest aragonite and special binders. They are free of nitrates and phosphates and have a high porosity to...

ArtReef Rock Large (7/8kg) The sets in the ArtReef Rocks range are designed with the aquarist in mind. That is to say, they are functional, very beautiful, practical, useful and easy to assemble. ArtReef Rocks creations are all handmade in the Philippines from the finest aragonite and special binders. They are free of nitrates and phosphates and have a high porosity to...

ArtReef Rock medium (5/6kg) The sets in the ArtReef Rocks range are designed with the aquarist in mind. That is to say, they are functional, very beautiful, practical, useful and easy to assemble. ArtReef Rocks creations are all handmade in the Philippines from the finest aragonite and special binders. They are free of nitrates and phosphates and have a high porosity...

ArtReef Rock small (3/4kg) The sets in the ArtReef Rocks range are designed with the aquarist in mind. That is to say, they are functional, very beautiful, practical, useful and easy to assemble. ArtReef Rocks creations are all handmade in the Philippines from the finest aragonite and special binders. They are free of nitrates and phosphates and have a high porosity to...

CaribSea Life Rock Belize shapes (9kg) CARIBSEA Life Rock Shapes are stones in the form of particular design (arches, caverns, etc.) based on aragonite covered with a film of bacteria that reactivate during the impoundment. Good alternative to living stones or in addition to them, the Caribsea Life Rocks offer excellent porosity without the inconvenience of adding...

Bali sand 0.5-1.2mm 10kg - Natural product, without additives - Supports the biodegradation of Detritus - Suitable for use in all saltwater aquaria - Rinse thoroughly before use

Aragonite sand Meridian 9kg Meridian is a natural oolitic (spherical or egg shaped) aragonite substrate for all reef and marine aquaria. Meridian is the premium aragonite substrate for the reef aquaria. It's grain size (fairly uniform .25 - .50mm) is ideally suited to reef inhabitants. It's chemical composition will assist in stabilizing calcium and alkalinity...