Domobar Super Espresso Machine Super Manual Stainless Use as a stand alone tank&#47;reservoir model or make a direct connection to plumb into a water line Quiet rotary vane pump is larger than the vibration pump found on many home model machines. Manual three way valve below grouphead allows removal of portafilter handle from grouphead immediately Insulation on inner wall between water reservoir and internal boiler.Super Espresso Machines. Super Espresso