Description SHIRUBA PF – 800 600L/H 1. Available with three filtering effects, physical, chemical and biological. Capable of getting rid of impurities, decoloring, deodorizing and dissolving water toxins in fish tanks. 2. Easy to install and maintain. Adjustable flow control valves and restart water-adding free function with multinational patents. Super quiet submersible motors set. 3. Replaceable filter cartridges available. It is recommended to use special-purpose filter cartridges for optimized effect. Features: -For aquariums up to 20 gallons. -Special design for single side of double active carbon cartridges. -Quiet 150 GPH motor adjustable flow rate -Quick and easy cartridge changes. -Reliable operation for a long life