Durable Materials: The IBC lid filter is made of high-quality plastic and nylon filter fabric for durability and a good finish. 【Reusable】Rainwater filter lid with built-in filter bag that can effectively filter impurities and continuously improve water quality. Prevents sludge formation and clogging. It can be reused after cleaning. 【Effective Filtration】The built-in filter bag can be emptied to remove excess dirt, organic waste, and other particles, and reduce ammonia density. It is easy to empty, rinse, and reuse. Carriage Size: The lid size is approximately 165mm/245mm, suitable for most barrels. There are many models to choose from. Wide range of applications: The lidded filter container for water purification in IBC rainwater tanks is designed to improve long-term water quality. It can also be widely used in the chemical, pharmaceutical, food, and other industries.