The 3" x 4" PVC Commercial Slab Drain features a durable 3-1/2" metal spud, designed for efficient drainage in commercial applications. Constructed from high-quality PVC, this drain is resistant to corrosion and suitable for various environments. With dimensions of 3" x 4", it fits standard plumbing systems and ensures optimal flow. The metal spud enhances durability and reliability, making it ideal for heavy-duty use. This product complies with industry standards, ensuring safety and performance in your plumbing installations.