Patent ID: 7918995

Claim:
A filtering device for an aquarium to be installed outside the aquarium, the filtering device comprising: a casing open to the atmosphere; a filtration zone provided in the casing for filtering water introduced from the aquarium; a discharge pump for sending water passed through the filtration zone from the casing to discharge the water to the aquarium; a functional component zone provided in the casing and separated from the filtration zone; and a functional component unit having the discharge pump and a unit frame for supporting the discharge pump, wherein the functional component unit is insertably and detachably accommodated in the functional component zone of the casing, wherein the unit frame has an upper wall member constituting a part of an upper wall of the casing, and wherein the upper wall member of the unit frame is provided with an inlet hose connection for connecting an inlet hose for introducing water and an outlet hose connection for connecting an outlet hose for discharging water.