The Zoeller Pump Riser Extension measures 12 inches by 6 inches and is made from Tuf-Tite material, designed for durability and weather resistance. This extension is ideal for raising the height of septic tank risers, ensuring easy access for maintenance and inspection. Its robust construction guarantees long-lasting performance in outdoor environments, making it suitable for both residential and commercial use. This riser extension meets industry standards for quality and reliability, providing a dependable solution for septic system management.