Hot fish tank filter cotton biochemical thick high-density dedicated faithful quality white mat | Канцтовары для офиса и дома

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Genuine believersQuality fish tank filter cotton cashmere thick cotton filters.Really thick high-density filter cotton! ! ! !

(Fastest effective physical filter material)

Product Features

Quality cotton filter. Material soft and delicate, the filtering effect is very good, you can repeat the cleaning. Easy to change can be freely cropped.

Excellent hotbed of culture denitrifying bacteria. Biodegradable waste and feed residues, improve water quality, enhance fish life rate

First raising water fish, cotton cashmere make your water more clean fish appetite hair color better. Practical application instructions cashmere cotton really is the top physical filter material.

[Size]:50 * 50 * 3 /100 * 50 * 3 /100 * 100 * 3

Instruction manual:Replace about once every 20 days.