Sometimes when you Google something, you get a clear answer right away. But sometimes all you get is conflicting information. A common question we get from homeowners because Google doesn’t have the same answer is, “How often should I change my HVAC filter?”
Various sources will say that it should be as often as once a month to twice a year. It’s no wonder why people get confused! In a nutshell, the answers vary because different HVAC systems use different types of air filters. Also, the makeup of households varies from family to family.
The easiest answer is, “Change the air filter when it’s dirty.” But you don’t want to waste money on air filters if you don’t have to. There are a lot of factors that determine how often you should change the HVAC filter. From your household size to whether you have pets, let’s look at these determining factors.
