https://www.frydge.uk/articles/beginners-guide-to-frost-free-fridge-freezers Why an Anti Frost Fridge Freezer Doesn't Require Defrosting A freezer that is frost-free does not require defrosting regularly unlike a fridge that is manually or automatically defrosted. This is because the cooling system circulates dry air, not moisture that forms into crystals of ice. However, you will need to regularly clean your freezer to ensure that it is working as well as it can. Keep Food Fresh When you open the freezer's door warm air can get inside the appliance and cause ice or frost to form. This can alter the taste of foods, cause unpleasant odors and reduce the amount of storage space available. A Frost Free freezer avoids this by using a cold, dry type of air to freeze the food, instead of moist, watery air. Defrosting a refrigerator freezer regularly is recommended to prevent an accumulation of ice that can cause problems for the cooling system. This could result in the efficiency of your fridge being less efficient and could require replacement of the gas line to the freezer. A fridge freezer with a Frost Free System will not require manual defrosting because the ice melts and not form an icy block. An anti-frost freezer will also include an energy-saving feature that will assist you in reducing your electric bill, so you can keep your groceries fresher for longer. These advanced technologies include amber LED lights that mimic sunlight to slow down the wilting process of vegetables or the temperature control that automatically changes to an ice-cold setting at evening to prolong the shelf life of frozen food. Place foods that do not require cooking on the upper shelves in the upper shelves, where temperatures are more stable. This includes leftovers, drinks and ready-to-eat foods like tortillas and Hummus. You can also include eggs and herbs that don't require refrigeration in this section. The lower shelf of your refrigerator should be reserved for raw fish, poultry and