The Long Ductile Iron Coupling with ECoat Bolts from JCM Industries, Inc. is designed for robust pipe connections. This coupling fits pipe sizes ranging from 3.80 to 4.17 inches, ensuring a secure and durable joint. Made from high-quality ductile iron, it offers excellent strength and resistance to corrosion, making it suitable for various applications in water and wastewater systems. The ECoat finish enhances its durability, providing additional protection against environmental factors. This product complies with industry standards, ensuring reliability and performance in demanding conditions.