This is the escutcheon plate and screws for the Showeroff valve, which is not included with this purchase. The ShowerOff valve, part number 4-420, is a durable, piston-actuated metering shower valve that provides a full shower flow for approximately 45 seconds to minimize water consumption and reduce energy costs. This solution is ideal for public showers, correctional facilities, or applications where positive control of shower water usage is needed and protection from damage and vandalism is a concern. Trusted by professionals for over 80 years, Symmons designs and manufactures the most durable and reliable plumbing products for commercial, hospitality, industrial, and multi-residential applications.