The 4" Pneumatic Clean-out Test Tee Plug by Braxton Harris is designed for efficient testing and maintenance of plumbing systems. This durable plug features a pneumatic design that allows for easy sealing and testing of drainage lines. Made from high-quality materials, it ensures a secure fit and long-lasting performance. Ideal for use in both residential and commercial plumbing applications, this product meets industry standards for safety and reliability, making it an essential tool for plumbers.