Check the listing for details. Fermtech Bottle Filler (black tip). Condition: New. Listed at 8.78 USD. Fermtech Bottle Filler (black tip) The question 'How to bottle homebrew?' has one easy answer: with an Easy-Flow Plastic Bottle Filler! This plastic bottle filler is the perfect tool for helping you bottle your brew with a siphon. It connects to 3/8 or 5/16-inch tubing and features a gravity fed tip that controls the flow so you don't make a mess. If you're bottling your brew and don't want a headache, the Easy-Flow Plastic Bottle Filler is truly a must-have. Get yours now! *Please note: Also available in a 1/2-inch diameter for quicker filling.*. In stock and ready to ship. Features: Made of plastic. Gravity-fed tip helps control flow from siphon. Easy-to-use design. Helps eliminate messes from unpredictable siphoning. Fits 5/16' and 3/8' tubing. Specs: Dimensions: 12 1/2'L x 5/16'Diameter.