Energy Efficient Freestanding Fridge Freezer The Freezers in your fridge are turned on all the time and constantly consuming energy, which is why it is essential to choose one with a good energy efficiency rating. You can prevent defrosting the fridge by hand by selecting a model with frost-free technology. https://www.frydge.uk/products/indesit-234l-freestanding-fridge-freezer-white