Check the listing for details. Floating Dip Tube DFI (Double Filter Inlet) for Keg Buoy, Fermzilla, All Rounder. Condition: New. Listed at 15.00 USD. We created SPUNDit and FLOTit and now we offer these affordable upgrades for your existing fermenters... The world's first and only Double Filter Inlet (DFI) for all ball floats typically come with most PET fermenters (Fermentasaurus, Fermzilla, All Rounders...) DFI made with stainless steel mesh and components: 500 micron mesh first stage (outside) 300 micron mesh 2nd stage (inside)disassemble-able silicone caps for cleaningFixedly bolted to the ball float for better landing control on the yeast cake for less beer wasteThe bolt has built-in lock washer so you don't lose it (we thought of everything!) DFI filters every bit of beer so you:can drink from the first pour to the last drop and leaving almost NO BEER LEFT BEHIND! Specially good for small batch brewers such as PicoBrew, MiniBrew, Pot-au-Brew... take clear gravity samples anytime during fermentationDFI is a integral component of our FLOTit 2.0 DFI comes with an adapter for 8mm or 5/16" OD tubing (typically used with ball floats) This listing is for DFI only. Float is not included.Please note that these listings are just the Double Filter Inlet by themselves and adapter for 8mm OD tubing. Float, silicone tubing and dip tube are NOT included.