During the cold months of the year a huge part of the utility bill takes the up the heating of the house. Central air heating can be impractical and very costly. Electric space heaters also used to be an expensive way to heat up the house. However, nowadays there’re new models that incorporate new features for better energy efficiency. Small portable heaters are also a better option for heating just one room instead of the whole house, which also saves on energy. So what is the most energy efficient space heater? Read our most efficient space heater reviews below to find out.Read more..