The same power is consumed by an electric blanket or a large TV. Warm floors do not take place. If your apartment has large uncomfortable radiators, then dismantle them and install warm floors. Also, such floors are universality, they will easily warm the room, even if other devices can not cope with this. It is very convenient to have such a floor at home, because heat goes from the legs, if it is warm, then the whole body does not freeze. The electric floor has some disadvantages. For example, the inability to move after the floor is set. To reinstall it, rather you need to buy new, floor tiles, etc. D.