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.