MarinePure Bio Filter Media Spheres - 1 Gallon API Seachem Purigen - 250 mL

Seachem Purigen - 250 mL is a synthetic filtration resin for freshwater and saltwater aquariums

Reusable thermoplastic polymer for aquarium aquascaping and repair work

decaying organics and some filtration materials

which supports aquarium pH and encourages proper growth rates of calcareous organisms

Soft pellet texture promotes easy ingestion and digestion

MarinePure Bio Filter Media Spheres - 1 Gallon API Seachem Purigen - 250 mLMarinePure Bio Filter Media Spheres 1 Gallon MarinePure Bio Filter Media Spheres 1 Gallon is a larger volume of porous 1. 5 inch ceramic biological media for aquarium sumps, canister filters, wet dry filters, and high capacity filtration systems. 1 Gallon MarinePure Spheres for Larger Biofilters The 1 gallon package gives hobbyists more loose sphere media for larger systems or higher biological media capacity. The spheres are easy to arrange in filter