The 4" WFR BF1-8687DI from Pratt Industrial is a reliable valve designed for various industrial applications. Made from CF8M stainless steel and featuring a 416 stainless steel disc, it offers excellent corrosion resistance. The Viton seal ensures a tight, leak-proof operation, making it suitable for a wide range of fluids. With a diameter of 4 inches, this valve is engineered to meet ANSI standards, ensuring compatibility with existing piping systems. Ideal for water treatment and chemical processing, it delivers dependable performance in demanding environments.