I-Waterproof.5 corner accessory designed to simplify the application of the Waterproof.5 membrane, providing an effective solution for waterproofing corners and preventing leaks. Its design fits perfectly into corners, ensuring complete and watertight coverage. With this accessory, professionals can achieve a secure and durable seal in critical construction areas. An essential accessory to guarantee protection against humidity and increase the durability of structures, facilitating waterproofing work.