The Portable Aerated Bottom Drain from Aquosis gives you all the benefits of a bottom drain without the expense or hassle This self-weighted dome sits on the bottom of your pond & requires no digging or intensive labour. All you need to do is attach a pipe from an external pump such as an Oase Aquamax or Promax (these pumps have two inlets) or an external pond pump. The bottom drain also has an air ring that will improve the flow of water into the drain. A stepped hosetail is included which will take 12 to 40mm hose Can take 2 pipe work direct to the dome Dimensions: Length 380mm (15") Height 130mm (5 ¼")
Includes:: 5m of airline to fit into a 4mm or 8mm connector "