Pre Filter Intake Sponge 12mm hole

Our Pre Filter Intake Sponges have the perfect density to hold maximum volume of particulate matter without rapid clogging.  Available in 3 different hole sizes to easily slide over almost any filter intake tube, allowing maximum filtration while preventing young fish or shrimp from being sucked into your power filter.  Pre Filter Sponge is easy to remove and clean.  (Intake tube is not provided with sponge.)

Rinse well before use.  Place over filter intake grill.