1 Piece Stainless Steel Beer Brewing Stone. Perfect for DIY Beer/Seltzer Water Brewing. Material: Stainless Steel; Diffuser: 2 Micron / 0.5 Micron. This carbonating stone work great for adding O2 to your brew or seltzer water.
This product is ideal for brewers and home brewers who prioritize the production of high-quality beer with sparkling carbonation.