This is a question we often hear from customers, and it’s also one of the air conditioning questions people search for online the most. We’re glad people ask in the first place because it shows they know they need to regularly change the filter. Often homeowners forget about this filter and leave it in place—and as we’ll talk about more below, this will have negative consequences for your AC, your comfort, and your wallet.
The simplest answer to the question in the title is “every 1 to 3 months.” But there’s more to explain about the filter changes, so if you want a more detailed and helpful explanation, follow us below…