Union barb fittings allow for the convenient disconnection of pipes for maintenance or fixture replacement. A union barb fitting allows for easy connection and disconnection from other pneumatic components through male and female connectors and receptors. It consists of three parts: a nut, a female end and a male end. When the female and male ends are joined, the nut seals the joint. Union barb pneumatic fittings are a type of flange connector.
