Poly pad is used to catch coarse particles of dirt in the water.

As a mechanical pre-filter, it protects the filter from rapid soiling and means that you don’t have to clean the other filter media as often.

Characteristics

Serves as a mechanical pre-filter

Protects other filter media from rapid soiling

Made of residue-free polyester material

Suitable for use in saltwater and freshwater aquariums

5 filter flosses in each package