Fluval U4 Internal Filter For 130 240l Aqu. SKU: PPF134 Category: Pumps Filters and Undergravels Related products Aquafx Power Filter 200l/hr Resun Magi Jet Filter 380lph 0.9m Resun Low Volt. Pump 240lph 12v 0.6m Resun Power Head 500lph 0.7m