Our rubber lined butterfly valves use high-quality rubber materials such as EPDM, NBR, or Viton for both the seat and stem seals, ensuring reliable performance and long service life. These valves are widely used across various industries, including water treatment and distribution, chemical processing, the food and beverage industry, HVAC systems, and pulp and paper mills, due to their excellent sealing performance, corrosion resistance, and cost-effectiveness.