We use heat, when it's cold outside (i think it has to bee three days below 12°C at 9pm - not sure), so if it's too hot for you, you just open a window. AC usa

We use heat, when it's cold outside (i think it has to bee three days below 12°C at 9pm - not sure), so if it's too hot for you, you just open a window. AC usage is not regulated.