How to Easily Find the Air Filter for Your Home HVAC System

Having trouble finding the air filter in your home's HVAC system? Learn how to easily locate and replace it with this helpful guide.

How to Easily Find the Air Filter for Your Home HVAC System

Finding the air filter in your home's HVAC system can be a challenge, but it doesn't have to be. In most cases, the filter is located in the return air duct, which is usually a large metal grille on the wall, floor, ceiling, or utility closet door. In some older systems, the filter may be inside the oven itself, next to the fan motor. Additionally, some systems have a central filter grille installed on the wall or ceiling that opens to reveal the air filter.

The air filter is usually close to your home thermostat or air conditioning system controller. If you have a larger home with multiple climate control systems, each will have at least one filter. Look for filters inside or near the HVAC unit itself, which is often located in an attic, basement, or back of a closet. You should find a filter that is already in place with a removable or hinged cover approximately one inch wide.

Changing your air filter regularly is essential for improving efficiency and extending the life of your HVAC system. If you're having trouble locating your air filter, look for an air intake near the oil or gas burner of a furnace. You may also find it inside the vertical fan compartment of the air handler. Replacing your air conditioner filter regularly will ensure that your unit continues to blow cold air without interruption.

To keep your HVAC system running smoothly and efficiently, make sure to check and change your air filters regularly.