DEF Spout
Due to the smaller DEF inlet size, our DEF jugs and spouts do not come with internal ventilation and do not have auto-stop technology.
The DEF spout diameter is 0.8735" Please verify this will work with your DEF tank prior to purchase.
** The current model jug accessories are not compatible with any previous jug. Please select the correct jug model to ensure you receive the correct accessories. Watch this video to identify which jug model you have **
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The Tuff Jug difference is that it’s built as a complete system, not just a basic jug. With rugged construction, smarter sealing, versatile cap options, and features designed for faster, cleaner, more controlled liquid handling, Tuff Jug gives you a more dependable setup for real-world filling, storage, and transfer.
