Group Insulator for 9Barista Espresso Machine option-set-162327-select-1 1 9Barista Mk

1 9Barista Mk

1 × Upper chamber O-ring

2  Yes (will reduce shot weight by 2

Made from high-quality nickel plated brass

or while traveling

Group Insulator for 9Barista Espresso Machine option-set-162327-select-1 1 9Barista MkThis Group Insulator is an official replacement part for the 9Barista espresso machine, compatible with both the Mk. 1 and Mk. 2 models. The group insulator plays an important role in maintaining thermal efficiency during espresso brewing. It helps prevent heat loss between the grouphead and the surrounding metal components, allowing your machine to maintain more consistent brewing temperatures. This contributes to better extraction quality and more