Crystal Bio is a unique, eco-friendly glass media, heated in excess of 900°C, creating a hyper-connecting glass cell structure.
This produces media with a surface-area up to ten times greater than most plastic alternatives. Crystal Bio is an extremely lightweight "shower" media.
Crystal Bio Filter Media provides an enormous surface area for bacteria (10 times more than most plastic filter media) and provides the bacteria with an essential environment, Crystal Bio Filter Media professional biological media has been specifically designed to provide a chemically inert, high surface area media with extreme porosity.
Crystal Bio Filter Media is an excellent biological media for pond filtration systems supporting high fish stocking densities. Crystal Bio Filter Media is also ideal for feeding regimes that are maximised for fish growth.
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Crystal Bio Filter Media 50 ltr Box (30 mm - 50 mm)