The JCM Industries DI Coupling with Epoxy and Alloy Bolts is designed for 12-inch IPS, PVC, steel, and HDPE pipes. This coupling features a robust ductile iron construction, ensuring a strong and reliable connection. The epoxy coating provides superior corrosion resistance, making it suitable for various environments. The alloy bolts included in the kit enhance the durability of the connection, ensuring long-lasting performance. This coupling meets industry standards for quality and safety, making it an ideal choice for both new installations and repairs in plumbing and piping systems.