Many homeowners are happy when the technicians are done with installing the heating unit in their home. They are of the opinion that the heating unit will go on performing at its best without causing them any trouble. Unfortunately, it does not take much time for the bubble to burst. With time, the heating unit will show signs of wear and tear and at one point it will give up. What many homeowners do not realize that in the absence of an annual maintenance program, the heating unit will not even meet its designated lifespan. That is why experts are of the opinion that once the heating installation in Brooklyn is over, make sure that you are also talking about servicing and annual maintenance as well.