Savio SpringFlo Biological Filter Media Size:Full Roll Easy-to-read pressure gauge lets you

Easy-to-read pressure gauge lets you see whether filter needs backwashing

and arms (where applicable)

EasyPro Barley Straw Pellets are made of 100% barley straw

Controls a broad spectrum of algae: planktonic

Savio SpringFlo Biological Filter Media Size:Full Roll Easy-to-read pressure gauge lets youSavio Spring Flo Filter Media is the patented media that works even when dirty! Encourages better adhesion and proliferation of bacteria using a special formulation of polypropylene and calcium carbonate. The textured surface is embossed with millions of dimples to rapidly secure and develop beneficial microorganisms. It does not clog and it resists channeling and compaction in up flow or horizontal flow pressure filters. Easy to clean by shaking