Stainless Steel Diffusion Stone – 0.5 Micron, 1/4 Inch Barb

Stainless steel diffusion stone with 0.5 micron pores for CO2 force carbonation or wort oxygenation before pitching yeast. The hose barb accepts 1/4 inch ID tubing and is slightly oversized at 7 mm (0.27 inch). Use with a compatible pressurized CO2 or oxygen setup for the intended application.