Heavy Duty Stainless Compression Union

The Heavy Duty Union is a high-performance connector engineered to join two lengths of tubing with a secure, leak-proof seal. Designed for durability and versatility, this union comes in our standard 3/8" and is available in Brass, Stainless Steel, or Nickel-Plated Brass to meet the unique demands of various misting or fluid system applications.

Built with a precision two-ferrule compression system, it delivers superior grip and reliable performance—ideal for both commercial and residential setups. Its low torque installation and reusability make it a go-to component for professional installers and DIY enthusiasts alike.

Connects 3/8" stainless steel, copper or nylon tubing. No flaring, soldering or other preparation of tubing necessary to assemble.