The Underground Chamber Spare Blanking Plug Black 110mm is a robust, high-quality component designed to effectively seal off unused entrances in underground chamber systems. Engineered for longevity, this plug ensures a tight and secure fit in a 110mm opening, offering reliable performance in diverse weather conditions. Its black colour ensures it blends seamlessly with other components, while the durable material withstands the rigours of regular use and ground movement. Ideal for both professionals and DIY enthusiasts, this blanking plug simplifies the process of maintaining your underground chamber system.