This carbonating stone is designed to aerate home brew by diffusing air through a diffusion stone connected to a small 20 gallon aquarium pump. It delivers reliable oxygenation to your beverage and helps improve consistency in smallbatch projects. Key benefits Improves oxygenation for home brew and seltzer water by diffusing oxygen through a fine diffuser Easy setup with a standard small aquarium pump (20 gallon size) Durable stainless steel construction for longterm use Diffuser options available in 2 micron and 0.5 micron for your preferred diffusion rate Specifications and features Material: Stainless Steel Diffuser: 2 micron or 0.5 micron options Designed for aeration and oxygen enhancement of beverages Suitable for DIY beer and seltzer water brewing Use scenarios Scene 1: Aerate home brew during preparation by connecting the stone to a small 20 gallon aquarium pump to introduce O2 Scene 2: Oxygenate seltzer water prior to carbonation to support flavor development Scene 3: DIY beverage projects that require improved oxygenation for smallbatch brewing and experimentation Compatibility and performance Works with standard small aquarium setups (20 gallon size) for convenient integration into home brewing workflows Stainless steel construction provides durable performance across repeated use Available diffuser options (2 micron and 0.5 micron) to suit different diffusion needs Purpose for DIY beer and seltzer water brewing where reliable aeration and O2 diffusion are desired Helps ensure consistent results in smallbatch beverage making Note: This description reflects the product's stated use for aeration and oxygenation with a suitable small aquarium pump, material, diffuser options, and intended applications for DIY beer and seltzer brewing.