TropicAqua Sponge Pre Filter Compatible with 300 GPH Pump Filter Box , Part No 52231 52229 Replacement Coarse and Fine Pads (Pack of 4)

Enhanced Filtration: Provides effective mechanical filtration by trapping debris and particles, resulting in clearer water
TropicAqua Pre-Filter Sponge Roll for fit the Universal Pump Filter Box or Complete Filter Kit with 300 GPH Pump, 52231 and 52229 Replacement Sponge. The coarse filter pads efficiently capture large debris, while the fine coarse filter pads catch small debris in the water flow, reducing clogging and extending the service life of your filter box
Biological Filtration: Offers a large surface area for beneficial bacteria colonization, contributing to a healthier aquatic environment
Good for freshwater and saltwater environments
Provides efficient water flow with less clogging for long lasting filtration
Package include 4 Pack of TropicAqua sponge foam replacement, 2 black, 2 blue