The Putzmeister KOV Ball Valve Pump is a robust, low-cost piston pump engineered for the efficient transport of fine-grained mortar and slurries. Featuring a durable two-cylinder design with hard-chromed delivery cylinders, it ensures reliable performance even when handling small foreign particles up to 20 mm. The KOV DUO model enables simultaneous delivery to two injection sites, enhancing productivity in demanding environments. Its integrated water-box system supports easy piston maintenance, cooling, and lubrication. Designed with heavy-duty ball valves and wear-resistant components, the pump minimizes downtime and extends service life. Suitable for tunneling, mining, wastewater treatment, and geotechnical projects, it delivers consistent flow, mechanical adjustment, and electrically controlled back-pumping. This pump is a dependable, long-term solution for high-efficiency material transport in construction and industrial applications.