The 3/8" OD x 20" Corrugated Closet Riser with Nut in Chrome Plated by Braxton Harris is engineered for optimal plumbing performance. This riser features a flexible corrugated design that simplifies installation in tight spaces. The chrome-plated finish offers a sleek appearance while providing excellent resistance to corrosion. Suitable for both residential and commercial plumbing applications, this closet riser meets industry standards for durability and reliability, ensuring a long-lasting solution for your plumbing system.