Vent Air Exhaust Fan Mushroom Head Shape RV Roof Motorhome Ventilation Cap For Rvs Station Wagons Camping 1. Replace the RV and boat ventilation cover. 2. Special hat design, rainproof, can accelerate air circulation. 3. Made of great ABS plastic for corrosion and affect resistance. 4. Easy to install and use. Suitable for:RVs, station wagons Colour:White/Black Material:Plastic Size:about 134/5 Package Contents: 1 * Ventilation Cap(other accessories demo within the photo is rarely included) Only the above equipment content, varied products aren't included. Note: Light reflection and assorted exhibits could cause the color of the thing in the picture a little bit assorted from the real thing. The size allowed error is +/- 1-3cm.