The JAN-NVM1CH-4 filter bag is designed for use with the Henry James 200, 225, 235, and 250 models, providing a reliable and efficient filtration solution. This filter bag is constructed to capture dust and debris, helping to maintain the performance and longevity of the equipment. By using this filter bag, users can ensure a cleaner and healthier working environment, while also reducing the risk of equipment damage. Regular replacement of the filter bag can also help to optimize the overall efficiency of the Henry James system.