Remove larger particles of fish waste and other debris before it clogs your chemical and biological filter media. The 3 foam inserts in this pack fit Aqua Clear 20 filters.
Specifications Package Size THREE PACK
Filter Model AQUA CLEAR 20 (OLD MINI) FILTER A-595
Form FOAM BLOCK
Material Size 2 1/4 IN. X 1 1/2 IN. X 2 3/4 IN.
Instructions Rinse thoroughly before inserting into the filter. Foam should be cleaned monthly and replaced every 2 months.