John Guest PI816S - 1/2" O/D Tube Stem Plug

The John Guest PI816S is a 1/2" O/D (outer diameter) tube stem plug. It is designed to be used with John Guest push-fit fittings, which are a type of quick-connect fitting commonly used in plumbing and water filtration systems.

The PI816S plug is made of high-quality materials and is designed for use with potable water and food-grade applications. It is easy to install and can be quickly inserted into a push-fit fitting to seal off the end of a 1/2" O/D tube.

Overall, the John Guest PI816S is a reliable and convenient component for plumbing and water filtration systems, providing a secure and leak-proof connection for 1/2" O/D tubing.