The 3" x 4" PVC Commercial Clamping Drains with 3-1/2" Plastic Spud from Braxton Harris Co Inc are designed for efficient drainage in commercial applications. Constructed from high-quality PVC, these drains are resistant to corrosion and suitable for various environments. The clamping design ensures a secure fit, while the included plastic spud facilitates easy installation. Ideal for use in kitchens, bathrooms, and industrial settings, these drains provide reliable performance and effective water management. Their durable construction ensures longevity, making them a smart choice for any commercial plumbing project.