Although the two sides of air filter might look the same, they are not.

Furnace air filter direction. Remove the doors of the furnace. Before installing your new filter, locate the arrow that indicates airflow. On the new filter, find the arrow indicating the proper airflow direction.

The arrow should point in the same direction as the airflow in your hvac unit. If you are looking at a furnace filter, find the arrow that indicates the proper air flow direction. Making sure you always have a clean air.

The air is pulled into the ducts from the house through what is referred to as a “return.” the air then passes through the. Which direction does the air flow through the filter? After removing the top and then the bottom doors, you must replace them in.

Your new air filter should have an arrow on it that indicates the right airflow. Pull the old filter out and discard it. Find the ducts by standing in front of the furnace and then pull the old filter out to discard it.

If the air flows to the right, the air should point to the right. When changing furnace filters many people wonder where the arrow of the filter. Ever wonder which way the arrow should point on your furnace air filter?find out right here:

A furnace filter has one side that allows it to “breath” fresh air through, while the other side traps dust and particles from the air. If an air filter is installed in the wrong direction, air will have to pass through the filter via the less porous side. The direction of the airflow is from the blower section to the burner or elements.