Plenty of people out there are extremely frugal in everything that they do.
This can most certainly be a positive thing.
People who manage money well will certainly be able to rely on a healthy-sized savings account when an emergency arises. They can also potentially have far more financial freedom than those who have not learned to be responsible with their money. However, the desire to save a buck may manifest itself in more destructive ways. For example, people who like to save money may want to tackle a job that is best left to a professional. I believe that the vast majority of people should rely on a professional HVAC technician for any and all things HVAC related. It is conceivable that some people may have just enough know-how to perform certain simple tasks on their HVAC unit. It is, however, the more complicated things that are best left to a professional. If you’re not a handyman at all, and you’d still prefer not to spend money on a regular HVAC maintenance plan, you’re in for a shock, eventually. Quite simply, you’ll end up paying more money on machine parts that will break down in a much more spectacular fashion than they would have, than if they had been regularly maintained. Therefore, HVAC system owners should do themselves a solid favor and invest in a high quality, reputable HVAC company in their local area. It is best to rely on a professional to install the climate control unit and maintain it throughout its long life. It actually won’t have a long life otherwise.