Black filter cotton
$7.90Price
Product: Filter Cotton
Size: 30cm/40cm
The black filter cotton is able to purify water by removing dirty water and restoring clarity. Organic matter, ammonia, nitrogen and nitrate will be purified. The design of the filter cotton is enhanced to effectively filter tiny impurity particles. Tiny pores is good for cultivating nitrifying bacteria in water to improve water quality. This filter cotton can be washed and reused