The 5" x 4" 125# Cast Iron Reducing Companion from Service Metal Products is designed for effective integration in piping systems. Constructed from durable cast iron, this companion flange ensures strength and longevity. With a pressure rating of 125#, it is suitable for various applications, including water and wastewater management. The reducing design allows for easy connection between different pipe sizes, making it versatile for industrial and commercial use. This product meets industry standards, ensuring reliability and performance in your piping systems.