ITEM NAME:50 Pcs 18mm Diameter Black Bio Balls for Aquarium Pond Filter Y4N8 50 Pcs 18mm Diameter Black Bio Balls for Aquarium Pond Filter Y4N8 Product Name : Bio Ball;Material : Plastic Diameter (Approx.) : 18mm/ 0.7" Color : Black Weight : 75g Plastic bio ball filters are great for fish tank, to promote gas exchange and increase dissolved oxygen levels. Great for tropical fish farms, koi ponds, waste water systems, cooling towers, and other commercial and industrial systems. For use with wet/dry filters (here is not included), to improve biological filtration. Package Content : 50 x Bio Balls Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Find many great new & used options and get the best deals for 50 Pcs 18mm Diameter Black Bio Balls for Aquarium Pond Filter Y4N8 at the best online prices at shop2india!
