Fluval U4 Internal Filter From £64.67

Internal Filters are an excellent option for small to medium sized aquaria. They are simple and easy to set up, they sit just inside the aquarium itself meaning they can be easily installed into any fish tank, with no troublesome pipes and hoses. They will also work well as a powerhead for water circulation, with the added bonus of the extra filtration. It is worth noting that you should clean your filters impellor every couple of weeks to ensure it is functioning normally and keeping the water moving around the tank. U series underwater filters offer superior water purification, movement and aeration capabilities and have been designed for use in both fresh and saltwater applications. 

The Fluval U4 is suitable for tanks up to a water volume of 240L and can filter up to 1000 liters per hour. 

3 Stage Filtration
Fluval U4 Underwater Filter provides complete and efficient 3-stage filtration to create superior aquarium water quality. This model comes with a Bio-Foam filter pad to remove large particles of waste, as well as a poly-carb pad and bio-max filter media

Adjustable 3-Way Flow
The adjustable 3-way flow control feature lets you position the water flow output to meet your specific needs. The Top Output setting provides maximum circulation and oxygenation, the Integrated spray bar setting provides a gentle, even flow for planted aquariums, and the Bottom Output setting is for deepwater agitation.

Quick Flip Top Maintenance
The filter also has a convenient flip-top lid that allows quick and easy access to the filter cartridge for maintenance or replacement. This enables easy removal of the filter media for maintenance without having to remove the whole unit from the tank. 

Product dimensions: 33 x 10 x 11 cm