The 3/8" OD X 20" Corrugated Closet Riser from Braxton Harris Co Inc features a PVD satin nickel finish for a modern look. This riser is designed for durability and flexibility, making it ideal for various plumbing applications. Its corrugated design allows for easy installation and adaptability in tight spaces. The included nut ensures a secure connection, while the satin nickel finish resists tarnishing and corrosion, maintaining its appearance over time. This closet riser is perfect for both residential and commercial plumbing systems.