18mm Bio Balls Aquarium Fish WetDryCanister Filter Media

100pcs 18mm Biological Bio Balls Aquarium Fish Nano Tank Wet/DryCanister Filter Media Black
Features:

Great for fish tanks, to promote gas exchange and increase dissolved oxygen levels.
Great for tropical fish farms, koi ponds, waste water systems, etc.
For use with wet/dry filters (here is not included), to improve biological filtration.
Aiding in the critical gas-exchange process that is needed for successful biological filtration. 

Specifications:

Color: Black

Material: Environmental Plastic



Quantity:

one size:100pcs/
50pcs/
20pcs

(optional)

Dia: 18mm / 0.7in



Package Size:

100pcs:Approx. 21 * 14 * 2cm / 8.27 * 5.5 * 0.79in (L * W * H)
50pcs:Approx. 16 * 12 * 4cm / 6.30 * 4.72 * 1.57in (L * W * H)
20pcs:Approx. 13 * 9 * 2cm / 5.12 * 3.54 * 0.79in (L * W * H)



Package Weight: 83g/63g/25g



Package List:

100/50/20(optional) * Bio Balls
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