Patent attributes
The present invention is generally directed to an isolation valve unit including a valve body comprised of a metal, such as brass, and having at least two ports, at least one of the ports including an overmolded thermoplastic end surrounding and enclosing the port. In one embodiment, the thermoplastic end is composed of a polypropylene random (PP-R) material and is securely formed over the port by way of an over molding technique. The valve unit further includes a ball valve accommodated within the valve body and a handle for actuating the ball valve. The isolation valve unit is configured to control the flow of fluids in a plumbing system via actuation of the ball valve.