Use these unions to connect different metals in a piping or plumbing system. They have a gasket with a plastic sleeve that inhibits destructive corrosion.

When cleanliness is crucial to your application, choose these fittings that are individually cleaned and bagged to prevent contamination.

Choose these metal fittings when you need better durability than our plastic push-to-connect fittings.

Use these fittings in an air vacuum system to avoid the hassle of brazing and welding. Insert two fittings into a clamp and tighten to form a secure seal in steel tubing.