Specially designed ventilation system for mounting on the outside wall of the vehicle. Built to prevent energy wasting heat accumulation behind the fridge. In addition, they allow easy access for service and maintenance without removing the fridge. The lower ventilation grill leads cold air behind the refrigerator while the upper grille allows hot air to escape. Consists of a mounting frame, exhaust stake, grill with fly screen and winter protection. LS 300 vents are designed for models with two doors, which can be used for both top and bottom.