Savio SpringFlo Biological Filter Media Size:Full Roll Heavy-duty construction ensures that it

Heavy-duty construction ensures that it will last for years

Fortified with spirulina and other marine ingredients to enhance the natural coloration of Koi and goldfish

folic acid

Consisting of a frame

Savio SpringFlo Biological Filter Media Size:Full Roll Heavy-duty construction ensures that itSavio 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