La Marzocco 'GB-5/FB-80' Solenoid Drain Manifold for Piero Groups - Two Group accessories/kettles Four holes for flow

Four holes for flow

Replaces: standard 3/8" thread commercial safety valves (confirm thread size before ordering — 1/4" and 1/2" versions also exist)

Only one unit remains in stock and this switch is out of production - if it matches your machine

Use a slightly finer grind of coffee

Inspect the sleeve's bore for scoring or an oval (out-of-round) wear pattern — this is what causes a lever machine to lose brewing pressure gradually over time even when the gaskets are fine

La Marzocco 'GB-5/FB-80' Solenoid Drain Manifold for Piero Groups - Two Group accessories/kettles Four holes for flowLa Marzocco 'GB 5 FB 80' Solenoid Drain Manifold for Piero Groups Two Group This two group drain manifold attaches to the solenoids at the top, on the group caps, for La Marzocco GB 5 FB 80 machines with Piero style groups. This is a special order item shipped directly from the manufacturer separately from the rest of your order: in stock units ship fast, while out of stock units typically require 1 2 weeks for processing before shipping.