The 3" Pneumatic Clean-out Test Tee Plug is an essential plumbing accessory designed for efficient testing and maintenance of drainage systems. This plug features a 3-inch diameter, making it compatible with standard clean-out fittings. Constructed from durable materials, it ensures a secure seal to prevent leaks during testing. The pneumatic design allows for easy inflation and deflation, facilitating quick and effective testing of drainage lines. Ideal for plumbers and contractors, this test tee plug is a reliable tool for ensuring the integrity of plumbing systems.