The question of how often they need central AC unit maintenance may concern a lot of people. If you are interested in the longevity of the AC unit, you should serve your air conditioner at least once a year. The perfect time for central AC unit maintenance is in the springtime before you are going to start using it again. But you can do it any time of a year. The only thing you should do is to call an HVAC company to schedule your central AC unit maintenance. Some people are not willing to spend money on central AC unit maintenance until they do notice that there is a serious issue. It is evident that regular small repairs are much cheaper than major repairs or a whole new air conditioner unit. In the end, it results in saving a great amount of money in the long term.
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