3-1/2″ Mechanical Cleanout Gripper Plug for DWV Plumbing, ABS Expansion Plug for Pressure Testing and Temporary Sealing, 2 Pack

["Designed for 3-1/2″ Cleanouts Designed for use in 3-1/2 inch DWV plumbing cleanouts, this mechanical cleanout gripper plug helps create a secure seal inside threaded cleanout openings. Suitable for common residential and commercial drain systems.","Durable ABS and Rubber Expansion Design Features a sturdy ABS top plate combined with a rubber expansion seal that expands when tightened, helping the plug grip the inside of the pipe for stable placement during plumbing work.","Suitable for Plumbing System Testing Commonly used for DWV plumbing system testing, this mechanical expansion plug helps temporarily block pipe openings while checking pipelines during installation or maintenance.","Temporary Pipe Sealing Solution Helpful for temporary sealing of drain cleanouts during plumbing repairs, renovation projects, or routine maintenance tasks.","Convenient 2 Pack Set Includes 2 mechanical cleanout gripper plugs, allowing you to handle multiple cleanouts or keep an extra plug available for future plumbing projects."]