Homebrew Sight Glass
The Homebrew Sight Glass allows you to check liquid levels in your brewing vessels. Often fitted in hot liquor tanks to determine water levels, they can also be used to measure before and after boil volumes in boil kettles. It comes in two versions; The Weldless Sight Glass or The Economy Sight Glass as shown below. It is Also called a Brewing Sight Glass The Tri-Clover Sight Glass is widely used in microbreweries and more recently with home brewers.