Every unit that is properly tuneup will burn any type of fuel cleaner, saving you money and reduce pollution.
The reason why changing your filter is so important is that you can reduce a lot of the burden on your system. An AC that has a filter that is clogged and full of dust or other particles will expend more energy than one with a clean filter.
You can find replacement filters at home improvement stores or even at certain grocery stores. Most are inexpensive, but you need to make sure that you get the right match to fit your system. Once you have the replacement filter, installing it can take just a few minutes to complete.
In the end, your AC will function more efficiently, which will lower your energy bill and extend its life. You will also reap the benefits of having cleaner air in your home.
As for how often you should change your filter, doing it every month or every other month, depending on your personal preference, should be fin