Cermedia

SMASHED BOTTOM 1/38x8x1" Plate Ammonia, Nitrite and Nitrate Removal Primarily designed to provide deep anaerobic zones for de-nitrification in passive systems. Live rock substitute-popular among...

Secure container to keep your MarinePure Biofilter Media safe and helps keep sump organized and easier to keep clean.  Easy to assemble and it can also be used as a protein skimmer. ...

The MarinePure GEM is about ¾“ diameter part that will be the perfect biological media for canister filters, hang on the back and nano-tank systems up to 70 gallons. The GEMs have the...

1½" Spheres Designed for Ammonia and Nitrite Removal One MarinePure Sphere has the same surface area as 1,350 plastic 1.5" bio-balls. Primarily designed to provide deep anaerobic zones for...

1½" Spheres Designed for Ammonia and Nitrite Removal One MarinePure Sphere has the same surface area as 1,350 plastic 1.5" bio-balls. Primarily designed to provide deep anaerobic zones for...

1½" Spheres Designed for Ammonia and Nitrite Removal One MarinePure Sphere has the same surface area as 1,350 plastic 1.5" bio-balls. Primarily designed to provide deep anaerobic zones for...

8x8x4" Block Ammonia, Nitrite and Nitrate Removal Primarily designed to provide deep anaerobic zones for de-nitrification in passive systems. Live rock substitute-popular among reef hobbyists as a...

The MarinePure PODs are about 3.1 inches in diameter, created with grooves to produce a randomized water current in and around the part, ensuring greater water and media contact. Just one Pod has the...

The MarinePure PODs are about 3.1 inches in diameter, created with grooves to produce a randomized water current in and around the part, ensuring greater water and media contact. Just one Pod has the...

The MarinePure PODs are about 3.1 inches in diameter, created with grooves to produce a randomized water current in and around the part, ensuring greater water and media contact. Just one Pod has the...

8x8x1" Plate Ammonia, Nitrite and Nitrate Removal Primarily designed to provide deep anaerobic zones for de-nitrification in passive systems. Live rock substitute-popular among reef hobbyists as a...

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and lower nitrates. 2-inch cubes specifically designed for the...

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and lower nitrates. 2-inch cubes specifically designed for the...

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and lower nitrates. 2-inch cubes specifically designed for the...