 Made by Aqua Ultraviolet, this media has a very high bio-film surface. Superior bacterial adhesion and colonization. Excellent flow through the Patented "Y" Shaped media. A premier choice for biological/mechanical filtration. Similar to Aqua Ultima Filter media but not the same.
To convert an old sand filter to a bead filter or replace your lava-rock with this media.
One cubic ft. of media has 750 sq. ft. of surface area
One cubic ft. of media is enough to convert a 16" diameter sand filter
Two cubic ft. of media is enough to convert a 21" diameter sand filter
Three cubic ft. of media is enough to convert a 24" diameter sand filter
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