Eheim 3704 Air Pump 400 Adjustable Twin Outlet

Price:£42.75£31.49Save: 26% off
5 out of 5 stars Tuesday 22 November, 2016 By Steve Clark
Best air pump I've had in many years. Very solidly built, extremely quiet and powerful. I'm running 4 internal corner filters and two air diffusers off one 400 lph pump and there is more to spare.