Cermedia MarinePure Biofilter Block (8 x 8 x 4) - Cermedia $51.84 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 substitute for live rock because it reduces nitrates... Add to Cart
Brightwell Aquatics Xport NO3 Dimpled Brick - 9" x 4.50" x 2.50" - Brightwell Aquatics $50.43 Xport-NO3 Ultra-activated Denitrification Media with Superior Performance Characteristics. Overview: Utilizes NanoIntelex Technology to create an enhanced, "ultra-activated" material with the capacity to outperform conventional denitrification media... Add to Cart
Cermedia MarinePure Biofilter 1.5" Spheres (2 Quart) - Cermedia $28.89 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 de-nitrification in passive systems. Live rock... Add to Cart
Cermedia MarinePure Biofilter Plate (8 x 8 x 1) - Cermedia $28.04 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 substitute for live rock because it reduces nitrates... Add to Cart
Brightwell Aquatics Xport BIO Dimpled Brick - 9" x 4.50" x 2.50" - Brightwell Aquatics $47.31 Xport-BIO Ultra-porous Biological Media with Superior Performance Characteristics. Overview: Utilizes NanoIntelex Technology to create an enhanced material with vast surface area for colonization by beneficial nitrifying bacteria, resulting in rapid... Add to Cart
Maxspect Nano-Tech Bio-Spheres (1Kg / 2.2lbs) - Maxspect $27.49 Each Sphere has a surface area of 580ft2 - 20 Spheres is roughly equivalent to 40+ pounds of Live Rock! Ultra-Compact Biological Filtration Media Maxspect’s Nano-Tech BioSpheres are a durable dense arrangement of smaller... Add to Cart
Caribsea Mineral Mud Refugium Media 1 Gallon - Caribsea $37.99 Mineral Mud™ - A unique blend of sediments that duplicate tropical fringing coastal mangrove environments. Its particles are in a size range compatible with soft, burrowing infaunal, macro animal assemblages. Ideal for mud refugiums,... Add to Cart
Brightwell Aquatics Xport BIO Plate - 9" x 8" x 1.50" - Brightwell Aquatics $44.95 Xport BIO Plate Ultra-porous Biological Plate Media with Superior Performance Characteristics Overview Highest porosity and largest useable surface area, per unit weight or volume, of all filtration media available anywhere Provides huge amounts... Add to Cart
Maxspect Nano-Tech Bio-Spheres (2Kg / 4.4lbs) - Maxspect $50.59 Each Sphere has a surface area of 580ft2 - 20 Spheres is roughly equivalent to 40+ pounds of Live Rock! Ultra-Compact Biological Filtration Media Maxspect’s Nano-Tech BioSpheres are a durable dense arrangement of smaller... Add to Cart
Cermedia MarinePure Biofilter 1.5" Spheres (1 Gallon) - Cermedia $52.69 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 de-nitrification in passive systems. Live rock... Add to Cart
Klir Klir 4" Sump Flow-Diverting Cap - Klir $18.99 Diverter Cap Works With Multiple 4in Sock Sumps - This optional Klir Flow Diverter is used to cap the unused holes of your sump's sock tray. You can easily dial it to divert excess flow or to filter less aggressively. This will allow you to adjust... Add to Cart
Brightwell Aquatics Xport NO3 Plate - 9" x 8" x 1.50" - Brightwell Aquatics $50.43 Xport-NO3 Ultra-activated Denitrification Media with Superior Performance Characteristics. Overview: Utilizes NanoIntelex Technology to create an enhanced, "ultra-activated" material with the capacity to outperform conventional denitrification media... Add to Cart
Pro Clear Aquatic Systems 4" Mesh Hybrid Filter Sock - Pro Clear Aquatic Systems $15.99 This Hybrid Filter Sock allows water to flow freely while still pulling out up to 200 micron small particles. Does a great job cleaning but won't get clogged as easily as regular socks. 4" Diameter x 6" Length