About This

• 【Healthy Food Grade Material】Food Grade 0.5 Micron Diffusion Stone with 3.3 FT Silicon Hose 1/4" Barb, High Qulity and Anti-Corrosion.
• 【Quality】1/4" ID x 3/8" OD pre-cut silicone tubing. High quality FDA and 3A sanitary standards. USDA approved for meat and poultry plants.
• 【Unique Mouth - feel】Compared with 2 micron, 0.5 micron diffusion stone will produce smaller & finer bubbles which can make the O2 or CO2 combine with liquid faster. Let your draft beer, soda, coffee and other drinks more delicate, more exquisite and more fresh.
• 【Various Use】Best Choice for Oxygenation and Carbonation, for Beer, Soda, or Coffee.
• 【Boiled Clean】The 0.5 micron diffusion stone needs to be boiled in water to clean & unclog the pores. If the pores in aeration stone get blocked, it should be dipped in acid for 15 seconds and then rinsing with water.