The Heating, Ventilation, plus A/C HVAC duct system in my home is a total pain. I have heard some horror things from other people that I know. I did not get to choose the Heating, Ventilation, plus A/C system that was in my house. I still just have the one that was already installed when I had purchased the home some years ago already. The Heating, Ventilation, plus A/C system that came with the home has HVAC ducts with it. I did not know it would be too awful to have them. I did not know they could be so awful since they are behind the walls plus out of the way. However, It was terrible. Because they are behind the walls, they are entirely hard to get to. If you need to get to a part of the HVAC ducting system, you have to just put a hole in the wall wherever the issue is. However, you also have to believe where to put the hole. Heating, Ventilation, plus A/C specialists are pretty good at that though. While they are hard to get to, they also get entirely dirty entirely abruptly. I do not like that I have to clean my home nearly every weekend. I feel like the home gets so dusty from the dust build up that happens inside of the air vents. In fact, it builds up so much that I have to pay to get them professionally cleaned twice a year. I wish I could skip that expense each year. I know I would save more money. If someone tells you not to deal with Heating, Ventilation, plus A/C HVAC ducts, listen to them.