No one wants a leak in his or her brew kettle, which is why the Blichmann BrewMometer Hole Plug Kit is such an essential part of your Blichmann home brewing setup. This innovative part can be used to plug the hole if you need to remove the thermometer from your brew kettle, and it is designed especially to fit inside of the hole left behind by the thermometer.,The Blichmann BrewMometer Hole Plug Kit can also be used to plug the thermometer hole if you decide to brew a smaller batch in a larger kettle, making your setup incredibly versaitle for any brew size. Simply drill a new hole wherever you want to place the thermometer, then use the convenient hole plug kit to securely stop liquid and heat from escaping through the exisiting thermometer hole. Because the Blichmann BrewMometer Hole Plug Kit is also made by the popular brewing brand Blichmann, you can feel confident that it will work seamlessly with your other Blichmann products.