RV Roof Vent Fan 12V 10 Speeds w/ Remote Control Camper Van Motorhome Caravan. 14×14 Inch Standard Size. OUTPRIZE RV vent fan fits the roof opening of 14-inch RV tightly, also fits MAX 14-1/2-inch opening (not so tight). It fits 1.9-7-inch thick RV roof, but you may need to trim the trim when your RV roof thickness is about 1.9-6.1 inches. Compared with manual control, the remote control RV roof fan is not only more convenient and efficient when you can’t reach the ceiling easily, but also can be controlled manually in some emergency situations. In addition, it is equipped with an automatic rain sensor function for automatic shutoff. Built-in light illuminates your RV (designated button control). You can easily operate it with a button or remote control, providing convenient flexibility based on your preference. Quiet and Energy Efficient. The 12V RV fan is very quiet and energy-efficient in operation, with a maximum noise level of only 35dB and power consumption of only 20 watts when operating in high power mode. Enjoy a peaceful and undisturbed environment inside your RV. The roof vent can be used to draw fresh air into your RV or exhaust hot air out of your RV. The RV roof fan can operate in reverse/forward mode. This RV roof vent fan can operate from low 1 to high 10 in forward/reverse mode. Product size: 41.541.5cm. Thermostat: 4A Slow Melted. Size: 14” x 14” Opening. Speed: Three types of fan speed. 20 speed levels: 10 inlet, 10 outlet. Caravan roof vent x 1. Remote Controlx 1(battery are not included). We believe our items are so outstanding. All products are quality checked. Otherwise deal is final. We will be happy to resolve any issues you may have in a cordial and friendly manner. Monday- Saturday 9:00A. Your better comments will be an encouragement for us to offer the better quality and the better service in future. We shall try our best to solve your problem to your satisfaction.