Brand New Product
Identical to regular BioGravel with selected trace elements added to promote growth of the salt water species of bacteria that consume ammonia, nitrite and nitrate.
BioGravel media is an ideal substrate, but also a highly efficient filter media. Sintered glass is mixture of silica sand and recycled glass fired at high temperature to form rough, porous glass balls. Nearly inert it should not affect pH significantly, although a large volume may raise the pH temporarily.
It supports growth of zooplankton and is the perfect playground for shrimp. It should also work well in:
Small DYI Filters
Small Canister Filters