Bio-Ring with Black media bag for healthy Bacteria colony in Aquarium

Bio-Ring with Black media bag for healthy Bacteria colony in Aquarium

Features:
* Culture of nitrifying bacteria.
* Durable and not easily powdered.
* Stabilize the PH value of fish tank.
* Purify water and resist algae growth* Disintegrate the residual chlorine gas in the water.* Applicable scope: top filter box, filter , outside filter barrel.Specifications:

Product Name: Filter Media Bag Material:Ceramics
Color: Cream Color
Type: 500g / BagFilter Material: Bacteria Ring

Package Included: 1 x Filter Media Bag