Product Description:

[M01] Ceramic Filter Rings; appr. 20x20mm( L x D) / pc; Weight: appr. 5-7 g / pc.

[M02] White Minerals Rings; appr. 20x20mm( L x D) / pc; Weight: appr. 5-7 g / pc.

[M03] Red Minerals Rings; appr. 20x20mm( L x D) / pc; Weight: appr. 5-7 g / pc.

[M04] Bacteria Rings; appr. 20x25mm( L x D) / pc; Weight: appr. 5-7 g / pc.

[M05] Quartz Hollow Culture balls; Diameter: appr. 10-13mm / pc; Weight: appr. 1-3 g / pc.

[M06] Bacteria Balls; Diameter: appr. 20-30mm / pc; Weight: appr. 5-7 g / pc.

[M07] Medical Stones; Weight: appr. 3-6 g / pc.

[M08] Ammonia Stones; Weight: appr. 1-3 g / pc.

[M09] Volcanic Rocks; Weight: appr. 3-7 g / pc.

[M10]Activated Carbon; Weight: appr. 0.3-0.5 g / pc.

[M11]10in1 Mixed

[Size] Sold by weight with free Mesh Bag. Uneven size.

[Material] Ceramic + Stones + Activated Carbon

[Usage] It can be used for all biological internal filters, external filters, drop purification filtration systems and garden pond filters.

[Feature] Rapid water purification; microporous structure; rapid bacteria culture; good adsorption; stable PH value; good water permeability.

[Note] 1.After transportation, the bio filter media may have ceramic dust on surface. Please understand it. 2.The new bio filter should be washed with fresh water before usage . 3.After using in fish tank , if the bio filter need to be washed , wash it with aquarium water , do not use tap or boiled water.

[Contact us] When you have any question, please feel free to contact us. We believe everything can be solved by communication and we will make efforts to help deal with your problems.