The 5"-8" Inflatable Water/Air Test Plug by Braxton Harris is designed for effective sealing in plumbing systems. This durable test plug is made from high-quality materials, ensuring reliability during pressure testing. It fits pipe diameters ranging from 5 inches to 8 inches, making it versatile for various applications. The plug is easy to install and remove, providing a secure seal to prevent leaks during testing. Ideal for both residential and commercial plumbing, it meets industry standards for safety and performance.