The 3" No Hub Cast Iron Slab Drain Base is engineered for optimal drainage performance in various settings. Designed for a 3-1/2" spud and 7" pan, this drain base is suitable for both residential and commercial applications. Its no-hub design simplifies installation, allowing for secure connections without additional fittings. Constructed from durable cast iron, this product meets industry standards for reliability and strength, making it an excellent choice for heavy-duty drainage needs. Enhance your plumbing system with this dependable drain base.