Every day we are more cosmopolitan, we have new needs that our ancestors could not even imagine, we are accustomed to live with certain amenities without which nowadays our life would be more difficult. But all these commodities are priced and thus we do not mean the money they cost, but the energy they consume, pollution-causing, etc. Therefore, every time there are more people who are concerned that their new appliances are more respectful of our planet, the refrigerator, the ecological air conditioning what mean that appliances are environmentally friendly? It’s appliances that need less energy to achieve the same performance. The result of this is that they pollute less than the rest of devices and thereby saving on the electricity bill and we take care of our planet. But how can we know that appliances are most efficient? European legislation establishes that all electrical appliances that are sold in the EU have to be tagged. This tag should contain their energy consumption and their degree of efficiency. The energy efficiency of an appliance is measured on a scale ranging from A to F. The most efficient, and therefore the cheapest are those of type A. Some appliances go somewhere, like refrigerators and freezers, which have A ++, which is even more eco-friendly labels. Normally, this type of appliances that produce cold are more polluting the rest, therefore, must pay particular attention to buy a refrigerator or an ecological air-conditioning unit. It is estimated that you have an ecological home with appliances eco can reduce global warming up to 40% by family, we should rethink this purchase option, this way of thinking life solidarity that bet on the future of our children and grandchildren, leaving him a good home, filled with green fields, forests and meadows where to play, able to breathe fresh air in the mountains and swim in a clean and beautiful beach, as we can make it now parents worry of caring for their children, give him a better future, a few good studies so that they can grow professionally and instill some values, but sometimes they forget what les is harming put the washing machine every day, a dishwasher, oven and refrigerator or simply not buy an eco-friendly air-conditioning unit.