It’s easy to use and maintain. The annual maintenance is limited to an O-ring replacement. The sealed injector will not lose its prime while in use. And if you need to prime the Wedgle in the field, we have an online video showing how you can do it using a bottle of water and a coffee cup. At the end of the day, we recommend that you water flush your Wedgle to keep the injection unit from clogging. You can water flush the injection unit using a container of clean water or using the Garden Hose Adapter. For more information, click here.