How HVAC Works
What Is an Air Handler?
The indoor component that circulates conditioned air through your ductwork — houses the evaporator coil and blower fan, and pairs with an outdoor condenser in split systems.
This definition is pending sign-off from a licensed HVAC reviewer.
Why It Matters to You
The air handler's blower motor and filter access point are where most of your day-to-day maintenance (filter changes) actually happens — knowing where it is helps you keep up with it.
Practical Guidance
Locate your air handler (often in a closet, attic, or basement) and check that its filter access is easy to reach — hard-to-access filters get changed less often.
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