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Easy to assemble with precise instructions included
translucent polycarbonate
breaking down into calcium and hydroxide ions that benefit coral development
The Salifert test is sensitive enough to detect small changes in levels of alkalinity
Tube holder with quick connect tips
Fluval Bio Fix 5L Biological Filter Media planted Easy to assemble with preciseFluval BIO FX is a premium biological media designed for use with canister filters and sumps of all sizes, including Fluvals flagship FX series. Featuring a deep pore structure with interconnected micro tunnels, BIO FX offers a vast surface area where billions of beneficial nitrifying bacteria can thrive. Key Features: Biological filter media Safe, Inert Ceramic Material Designed for use with sump filtration and canister filters of all sizes Deep pore