kowaku Inflatable Pipe Plug Rubber Municipal Pipe Maintenance Plumbing Test Balloon DN100 DN110.The pipe pressure test plug is suitable for various drain pipelines and sewage systems. After inflation, it can fit the pipe well and ensure a good seal and prevent leakagePortable and reusable plumbing , easy to carry and store, reliable and efficientConstructed from rubber, this sewer test plug offers ideal durability, flexibility, and good expansion, making it suitable for repeated use in various environmental conditionsThe sealing blocking plumbing oon is easy to install and remove, providing cinvenience for pipeline maintenance tasksThe inflatable pipe plug is used for sewage pipeline inspection and municipal pipe maintenance, ideal for leak repair, water tightness testing, unclogging, etcRubber Inflatable Pipe Plug Sealing Blocking. Sewer Test Plug Municipal Pipe Maintenance. Pipe Pressure Test Plug High Performance. Plumbing Inflatable Professional. Portable Sewage Pipeline Inspection Balloon.