Something that is often forgotten about is your HVAC duct. It is kind of simple to forget about, since it is not exactly within your sight. But forgetting about your HVAC duct can be a awful thing. A good example is if you are having heating plus cooling concerns, it might be your duct work. Occasionally, if a house is not heating or cooling officially, it could be because the warm or chilly air is escaping through the gaps in the HVAC duct. If the HVAC duct is not sealed officially, then your gas furnace plus air conditioner will work harder to make up for the lost air, which will not only cost you money but also will shorten your heating system plus a/c’s lifespan. Then there is the hygiene issue. When you have multiple people plus pets living in a household, there is bound to be lots of hair plus fur. Some of it gets swept up by the vacuum cleaner, others end up drifting through the air, plus eventually getting sucked into the HVAC duct plus being further dispersed around the house. Your HVAC duct suddenly becomes filled with all kinds of gross hair plus bacteria, plus that affects your air quality. So you see, it is substantial not to forget about your HVAC duct, otherwise you might experience some of the concerns I just mentioned. To avoid these concerns, I would recommendedcalling a cooling dealer to come over plus look at your HVAC duct… From there, they will tell you want to do plus what condition it is in. Once you follow their directions, that is a single less thing for you to worry about.