The JCM Industries Long Ductile Iron Coupling with Epoxy Coat and ECoat Bolts is designed for pipes with a diameter of 4.5 inches. This coupling features an epoxy coating that provides excellent corrosion resistance, making it suitable for water and wastewater systems. The ECoat bolts enhance the coupling's durability and reliability in various applications. It complies with industry standards for safety and performance, ensuring secure connections for both new installations and repairs. The design allows for straightforward installation, making it a practical choice for contractors.