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Frost Free Fridge Freezers Frost-free models use state of the art technology to avoid ice accumulation in the freezer, which means you don't have to defrost. This also makes the appliance operate more efficiently. Find a fridge-freezer that has an energy efficiency rating above A. This will help to keep electricity costs down and the environment greener. Automatic defrost The auto defrost feature in the freezer is a fantastic time-saving option. It uses an air blower to eliminate warm air and stop condensation of moisture on