La Marzocco 1/4″ Brass Anti-Vacuum Valve

1/4″ Male BSP. Used in the GS3, Linea Mini, Linea PB and Strada models only. Not the same as the (1/8″) one used on the steam valve of the GB5/FB80 or (old version 1/4″) Linea Classic/FB70. This can be used to replace any 1/4″ anti-vacuum valve. In the Strada model it is located in the right, rear portion of the machine, by the back of the boiler. La Marzocco part number B.2.029 equivalent