1/2" NPT Hex Plug for Brew Kettle

Seal unused kettle ports with a secure, stainless steel 1/2" NPT hex plug designed for homebrewers who want a tight, leak-free closure during the boil or cleaning. Ideal for kettles with multiple ports, it provides a simple, reliable way to block off thermometer or valve openings when they’re not needed. This plug threads cleanly into a standard 1/2" NPT female port and is sized to fit the Craft a Brew 8 Gallon Brew Kettle with Thermometer & Ball Valve Ports. Its solid stainless steel construction resists corrosion, maintains a tight seal under heat, and withstands repeated brewing cycles without warping or seizing. Brewers can install or remove it easily thanks to the hex head design, which allows a firm grip with a wrench when tightening. Because it forms a dependable seal under high-temperature conditions, this plug helps prevent wort leaks, dripping, or steam escape from unused kettle openings. It also supports flexible brewing setups, allowing you to run batches with or withou