We stock every part for every General humidifier and air cleaner ever made. Our technical support team can assist you should you have any questions about your General humidifier or General air cleaner. Order from the source of General humidifiers and air cleaner filters and parts just like the contractors do. You will find on-line owners manuals as well as exploded views of your model on its associated humidifier parts page. Remember to replace your General humidifier filter or humidifier pad at least once per year for optimal operation.