Use this Duotight push - in fitting to connect beverage or gas lines in your home brewing setup, bar, or any place where fluid or gas connections are needed. It's perfect for home brewers, bar owners, and DIY enthusiasts. The fitting has a size of 9.5 mm (3/8 in.) x 3/4 in. BSP, is pressure rated to 150 psi, and can handle temperatures up to 212°F (100°C). It's made from food - grade acetal plastic and uses high - quality EPDM O - rings and stainless - steel locking teeth for a reliable connection.