Zurn's ZER6000AV-WS1-CCP’s battery-powered sensor accurately detects the user for hands-free water closet operation. Each flush valve contains a quiet GO BLUE® triple-filter diaphragm to prevent water contaminants from clogging the valve. Its chrome-plated impact-resistant cover provides long-term durability. ZER6000AV-WS1-CCP saves water without sacrificing power and precision.