Vitrifrigo Fridge Part - External Lower Vent 480 x 190mmThis is a lower vent for Vitrifrigo 3 way fridges. When running a 3 way fridge you are using heat to cool down the inside of your fridge. This heat has to escape your RV in order to avoid fires and rise in temerature in your RV which impacts the cooling capacity of your fridge. Benefits & Features Suits 3 way fridges up to 130L Frame & Grid Aids air exchange to avoid overheating Features provision for a gas flue Outside dimensions (mm): 480(W) X