Keep your aquarium water crystal clear with the Aquatop PM-300 Forza Polishing Micron Filter. Designed for tanks up to 55 gallons, this single-stage internal filter offers powerful, high-efficiency water polishing with a flow rate of 317 gallons per hour. The included micron cartridge features a carbon-infused core to remove odors and discoloration while capturing fine particles for unmatched water clarity. Easy to set up with no priming required, the PM-300 is perfect for freshwater or marine setups and can be enhanced with Aquatop's Clear Magic powder for even faster water clearing. Enjoy hassle-free maintenance and rechargable micron cartridges for extended use. Features: Capacity: Suitable for tanks up to 55 gallons. Flow Rate: Filters 317 gallons per hour. Micron Cartridge: High-efficiency fine particle filtration with a carbon-infused core. Easy Setup: No priming procedure required. Rechargeable Cartridge: Designed for multiple uses.