Blichmann AutoSparge - Automatic Sparging SystemThis elegantly simple sparge mechanism automatically sets the hot liquor flow rate and liquid level in your mash lauter tun. See John Blichmann explain this product here! Finally a sparging system that's a "set it and forget it" design! This elegantly simple sparge mechanism automatically sets the hot liquor flow rate and liquid level in your mash lauter tun. As you change the sparge rate into your boil kettle, the AutoSparge automatically responds by