The 4" CI NH Base with 4" Spud & 5" NB Cover (D63427) from Jones Stephens is a robust solution for drainage systems. This base features a 4-inch nominal size and includes a 4-inch spud and a 5-inch non-blocking cover, designed for efficient water management. Constructed from durable cast iron, it ensures long-lasting performance and resistance to corrosion. Ideal for various applications, this product meets industry standards for reliability and performance. Its design allows for easy installation, making it a versatile choice for both commercial and residential plumbing systems.