Over-pressure Valve (OPV) 9 Bar - LELIT MC097-9BAR - ESPRESSO MACHINE COMPANY
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ECM Giotto OPV Valve | Replacement parts for ECM Giotto, Rocket espresso machine - Espressocare
Buy Nuova Simonelli Oscar II with OPV Kit in the UAE
Lelit Elizabeth v3 OPV tweak. I'm not sure if this is typical, but by default, my machine hits around 10-11 bars on a shot. Since the OPV valve on the v3 is