(2 Set) FERRODAY 0.5 Micron Diffusion Stone Stainless Steel Aeration Stone Carbonating Stone with 1/4" Barb for Homebrew Wine Beer Soda Air Stone 0.5 Micron + 20 Inch Silicone Hose

Key features

• [ Healthy Safe Material]: The Whole 0.5 micron diffusion stone is made of 304 Stainless Steel, which let our 0.5 micron aeration stone anti-corrosion & high temperature resistant & Durable. 20 inch gas line is made of food grade Silicone.
• [ Unique Carbonated Flavour]: 0.5 micron diffusion stone produces smaller & finer bubbles which can make the gas combines with liquid faster. Make draft beer, home brew soda and other drinks more delicate, more exquisite and more fresh.
• [ Various Use]: 0.5 Microns aeration stone is best for oxygenation & carbonation. Use this air stone to oxygenate wort and carbonate beer/ soda prior to fermentation. Works great for other drinks as well
• [ Connect With Fittings]: Attaching the aeration stone barb to a 1/4" ID hose, and the other side of the hose can be attached with the "gas in" post on a keg and then connect the keg with CO2 regulator.
• [ Boiled Clean]: The 0.5 micron diffusion stone needs to be boiled in water to get clean & unclog the pores. Sometimes if the aeration stone get blocked, can be dipped in acid for 15 seconds and then rinse with water.