What is the height from the bottom ferrule of the Conical Fermenter to the floor? The height from the bottom ferrule to the floor is 165 mm (6.5”). Related articles What volume measurement markings are visible in the Conical Fermenter? GF30 Dual Valve Liquid Inlet Sizes What batch volumes are achievable on the G40? Quick Start Guide - Glycol Chiller Adapter (GCA) Kit Does the GF30 have a racking arm?