Diverter Valves for Gravity Flow and Pneumatic Conveying Diverter Valves. Ideal for handling dry bulk material in gravity flow, dilute phase or dense phase pneumatic conveying applications. Vortex diverters are designed and engineered with two main principals in mind: 1. extend the service life of the valve and 2. Integrated Shower Diverter Valves with MultiChoice The Delta MultiChoice Integrated Shower Diverter provides a sleek, streamlined style for your shower while eliminating the need of an additional diverter valve. With the MultiChoice Universal system, you have the freedom to upgrade style and functionality later.