Does the GF30 have a racking arm? Kim November 11, 2023 12:41 Updated Yes. The dual valve tap has an arm that extends above the yeast and hops to collect a clear sample. Related articles Can I use a blow-off tube with the GF30, Conical Fermenter? If yes, how do I set this up? How does heating work in the Conical Fermenter? GF30 Dual Valve Liquid Inlet Sizes Will my filter get blocked up with hops in the G40? Quick Start Guide - Glycol Chiller Adapter (GCA) Kit