I appreciate to fall asleep to the sound of other noises. I will turn the TV on. I will turn other things that make noise on. But the one thing I appreciate to listen to when I sleep is the air coming out of the air vents. I appreciate waking up in the middle of the evening as well as hearing that warm air blow right through my air vents. It is such a comfort noise. If I can hear the air coming out of the air vents then I am able to sleep ecstatic. This also means that I know that my Heating, Ventilation as well as A/C system is working. I would not have to worry about my Heating, Ventilation as well as A/C system chopping down. So the noise for the heat coming out of my air vents it brings me a great relief. However just because air is coming out of the air vents does not mean that the Heating, Ventilation as well as A/C system was not broken. I could certainly have cool air coming out of my air vents, then during the summer time I would like to have cool air coming out of the air vents. However I would not like that kind of air right now. It is fall in the weather is turning certainly cold. So I would much rather enjoy heat coming out of my air vents, and luckily I do not have to worry about that right now. I hope I never have to worry about that honestly. So for now I will enjoy the warm air that is coming out of my air vents. It is going to be a long winter season I have a feeling. But I feel that I am prepared with my heating system.