The SUNSUN HW404B is a robust external filter with a 19-liter capacity, designed for effective water treatment in larger aquariums. The four filtration stages capture impurities and support stable conditions for keeping fish and growing aquarium plants. The built-in 9 W UV-C sterilizer irradiates the flowing water and helps suppress the growth of algae and unwanted microorganisms.
The practical design makes installation and regular maintenance easier. The manual pump is used for easy initial filling, the multifunctional valve with quick connector allows the hoses to be disconnected without draining the system, and the 360° rotating hose connections offer flexible placement beside or beneath the aquarium.
Main advantages:
The package includes the SUNSUN HW-404B external filter, connecting hoses, inlet and outlet pipes, suction cups and mounting accessories.
