Series 11A-1

The CMO 11A-1 Series Resilient Seat Gate Valve is a non-rising stem isolation valve designed for reliable shut-off performance in water distribution and industrial pipeline systems. Engineered for minimum head loss and 100% watertight sealing, the 11A-1 Series is ideal for water treatment plants, pumping stations, fire protection systems, irrigation networks and industrial pipework applications. Manufactured with a durable ductile iron body and bonnet, the valve provides excellent mechanical strength and long-term reliability in demanding operating environments. The resilient EPDM or NBR coated wedge ensures dependable sealing performance and smooth operation during repeated opening and closing cycles. The full bore design allows unrestricted media flow through the valve, minimising pressure loss and improving overall system efficiency. Its guided gate arrangement ensures accurate alignment and consistent sealing performance, while the non-rising stem design makes the valve particularly suitable for installations where space is limited. Designed for bidirectional flow, the CMO 11A-1 Series is suitable for a wide range of clean and dirty water applications where reliable isolation is essential. The valve is commonly used within municipal water systems, industrial process lines and fire protection networks where dependable shut-off and long service life are required. The valve is available in a wide range of sizes with RF PN10/16 flanged connections manufactured to recognised international standards for easy installation into existing pipeline systems. Its robust epoxy coated construction provides enhanced corrosion resistance and improved durability in water and industrial environments. Operating temperatures typically range from -10°C to +90°C depending on seat material selection and application requirements. The resilient seat design provides reliable sealing performance while helping reduce maintenance requirements over the valve’s operational life. Manufactured and hydrostatically tested to stringent quality standards, the CMO 11A-1 Series delivers dependable sealing performance and long operational life in demanding industrial and municipal systems. Held in stock at Ultravalve and competitively priced, the CMO 11A-1 Resilient Seat Gate Valve provides a reliable and cost-effective solution for water distribution and industrial isolation applications.