Sunsun HW-303B External Canister Filter with UV Sterilizer Light

The Sun HW-303B external 4-stage canister filter is ideal for tanks up to 100 gallons It handles up to 370 gallons per hour Includes filter pads, hoses, and all the parts you need to get started The three flexible media trays allow you to add other filtration media such as Sun Sun's activated carbons, ceramic rings, or bio-balls (each sold separately) to achieve excellent mechanical, chemical and biological filtration A built-in 9 Watt UV sterilizer helps control algae spores/bacteria and promotes clear water The HW-303B canister filter also has a convenient self-priming pump that eliminates the need for manual siphoning Built-in 9 Watt UV sterilizer for controlling algae spores/bacteria and promoting clear water Media trays capable of handling your choice of filtration media Capable of mechanical, biological, and chemical filtration Easy installation, no messy assembly Includes filter pads, media, hoses, and all parts to get started Suitable for freshwater and marine Canister filters are straightforward to install and maintain. You need not clean this as frequently as you clean the Top filter or internal filters. Frequent opening and closing might damage the O ring or Gasket. Sunsun HW series O rings are available with us almost all the time.