The Circular Shallow Bowl Wash Fountain by Sentry is Stainless Steel construction. Shallow Bowl Wash Fountain is available in 36" or 54" Circular Bowls accommodating 5 to 8 Users. Sentry (tm) Wash Fountain is floor-mounted installation and equipped with Hand Control Air Valve Metering or upgrade to Infrared Control or Foot Controlled Hold-Open Air Valves. Stardand height model with Hand or Infrared Control is ADA Compliant. Circular wash fountain is shipped pre-assembled and is vandal resistant and easy to clean. The Sentry circular washfountain uses less water, energy, and space than other lavatories equipped with conventional faucets. The sectional sprayhead module is controlled by a push button, which actuates an air valve (hand or foot control models), or operates automaticaly by an infrared sensor-actuated solenoid valve. Flow restrictor keeps flow rate constant at 0.5 GPM per station for all pressures. Operating range is 20-80 PSI. Specifications and detailed information available upon request. For shipping quotes, orders or questions please call our Customer Service Center at 1-877-483-9270.