Devised for pipe inner diameters of 195-210mm, ensuring a secure and effective seal for drainage systems. Made from rubber with a robust 4mm wall thickness for enhanced durability and long-term use. Inflatable devise allows for quick and easy installation and removal, perfect for temporary blockages and maintenance tasks. Max pressure rating of 0.25 Bar (3.6 PSI) guarantees safe operation, minimizing the risk of leaks or bursting. Ideal for various applications, including plumbing repairs, wastewater management, and industrial drainage solutions., Manufacturer: FCOIN