Offering outstanding 3-stage filtration, increased water movement and vital aeration, U Series internal filters are the perfect solution where external filtration is not possible.

Adjustable 3-way flow control for customized water circulation and oxygenation. Convenient flip-top lid for ultra fast media changes.  Available in the U2, U3 & U4. Maximizes circulation and oxygenation. Spray bar for gentle flow in planted aquariums. Deep water agitation.  

Versatile Positioning

U Series filters can be used as a primary filter in smaller aquariums or as a supplementary filter for larger aquariums.

Vertically

To create currents or customize water flows.

Horizontally

For shallow tanks, larger tanks with low water, or to create a decorative waterfall feature.

U1 Aquarium capacity 15 US Gal / 55l Pump output 65 US GPH/250 LPH Wattage 4.5W Dimensions 4″L x 3″ W x 6″ H/ 10 x 8 x 15cm U2 Aquarium capacity 30 US Gal / 110l Pump output 105 US GPH/400 LPH Wattage 5W Dimensions 8″L x 3.5″ W x 4″ H/ 20 x 9 x 10cm U3 Aquarium capacity 40 US Gal / 150l Pump output 155 US GPH/600 LPH Wattage 7.5W Dimensions 10.5″L x 3.25″ W x 4″ H/ 27 x 8 x 10cm U4 Aquarium capacity 65 US Gal / 240l Pump output 260 US GPH/1000 LPH Wattage 10W Dimensions 13″L x 4″ W x 4.5″ H/ 33 x 10 x 11cm