Fenleo Sphere Aquarium Porous Bio Balls Fish Tank Bio-Filter Media Bacteria House Pellets for Aquarium Sump Canister Filter Bakki Showers, Trickle Filter, Aquaculture, Koi Ponds

Description

Size:100-Pack Features: Diameter of ball: 21mm This is Breathing Bio Ball made by nano technology. The Bio Ball were Fired by high temperature. Great Material for the growth of nitrifying bacteria. Full of rich variety of natural elements and essential minerals and trace elements. Great help to restore the natural water quality, and provide the most suitable living environment for your fishes. Package inculded: 50/100Pcs Bio Balls