2 pack of Red Sea Reefer 4 Inch 100 Micron Felt Fine Polish Filter Bag

Red Sea Max S-Series Replacement 100 micron Felt Fine Polish Filter Bag for the Red Sea Max S-Series Aquariums. Red Sea Part # 42195.

• Designed to provide fine ‘polishing’ of water that is already low in particulate matter (mature aquariums)

• 100 micron

• 10.5" X 4"