MJV – MJ Pump Vacuum Attachment

The Ultimate Aquarium Maintenance tool

  • Compatible with both Marineland and Cobalt Aquatics MJ Pumps
  • Works with the MJ600 to MJ1200
  • Can be used with any hose with a 3/4in OD (outer diameter)
  • 3D Printed in reef-safe PETG

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1 in stock

SKU: MJV Category:

Turn a spare MJ Pump Into a Detritus Vacuum

Take your ordinary MJ Utility pump and add this 3D-printed vacuum attachment for the ultimate cleaning tool. Make quick work of detritus and other debris in your sump and bare-bottom tank.

Compatible with 3/4in OD hose

Add the vacuum attachment to any hose with a 3/4in OD and breeze through your next water change.




Not just for the MJ Pump!

The MJV will also fit many other pumps such as the EHEIM CompactON 300 pump. All that is requires is an inlet with a 3/4in (19.14mm) outer diameter