1. Design: The RV caravan exhaust fan features a high-impact and weather- structure, ensuring extended durability. Its robust construction is designed to withstand harsh environmental conditions, providing reliable ventilation for RVs, caravans, and mobile homes for years to come. 2. Versatile Application: This side vent ventilation is compatible with a wide range of large outlet static exhaust hoods, making it a versatile solution for RVs, caravans, motorhomes, and manufactured housings. Its universal design ensures easy integration with types of vehicles and structures. 3. Automatic Operation: Equipped with an innovative mechanism, the range hood vent automatically opens when the fan is on and closes when it's off. This feature ensures efficient ventilation while preventing unwanted elements from entering when not in use, enhancing the overall convenience and functionality. 4. Innovative Design: The caravan motorhome trailer side air vent is designed with lockable clips, preventing the internal flap from damaged during it. This thoughtful addition enhances the product's durability and ensures that the ventilation system remains protected even on the move. Note:Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:Black Material:Plastic Package Contents: 1 x RV Caravan Exhaust Fan Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.