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Product Description
Collecting listings has surprises
Description

The item is a set of 20pcs simple and practical filter bio balls, It is excellent for oxygenating your water and helping the gas exchange process. . So they are great for any freshwater or saltwater fish tank or mini-reef aquarium

Features

- Color: Mixed color.
- Material: Ceramic particle.
- Size: About 3 x 3 x 2cm.
- There is a hollow in the middle of the biological column filtering medium, can provide an anaerobic environment, reducing the content of nitrates in water, and promote more healthy water quality.
- They will also promote gas exchange and increase dissolved oxygen levels.
- The Bio-Balls have a structure of dense holes where live a lot of - .
- Clarify your water naturally and cultivate beneficial substance with these bio-balls.

- Made of material, durable and safe to use.
Environmental Protection Filter Media
Package includes
20 x filter balls
Contact US
1.If you have some inquires or problems, Please feel free to contact us.
2.We will reply your email within 1 business day (except weekend).
3.When delivery is delayed or items are damaged during delivery, please email us first before you leave feedback. Thank you.
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