Brewing thermometers help you understand and control the beer making process during mash, boil and fermenting. Our full line of thermometers come in digital, adhesive and floating. Among those we sell economy and professional versions of each homebrew thermometer. The difference between those primarily is thickness of glass and quality of internals, the professional version being a little better at handling abuse. You will also find kettle thermometers here as well for Spike, Blichmann, Anvil, Ss Brewtech and universal beer brewing kettle thermometers.