Air Flow Filter Arrow

Generally the edge of the filter is marked with an arrow which points in the direction of the airflow.

Air flow filter arrow.

There s an arrow on the box and it says to point in the direction of air flow but what does that mean. Like many you may be wondering why the arrow should point in the direction the air flows. It means the arrow faces the unit or in other words facing inside the space you re putting it into. The front side of the filter is the filter media commonly called pleats.

It s a strangely surprising task changing your home air filters. Hvac systems push the cool or warm air out and pull spent air in recirculating the air throughout your home. In other words the air travels from the tail of the arrow toward its point. Here s an easy way to figure out which way the air flow arrow goes.

When you install a new air filter into the ac return duct the arrows face inward to specify which way the air is flowing. If there is no arrow the side that is stronger or reinforced by cardboard or wire mesh is the side the arrow should be pointing to. The answer lies in the way the air filter is built. Look on the new filter for airflow arrows that are imprinted along the sides of the filter.

The arrows on any air filter need to point in the same direction the air is flowing. The arrow should always point towards the return. Another way of determining the. But sometimes you may not know which way the air is flowing.

When changing furnace filters many people wonder where the arrow of the filter should point towards. The arrow on your filter should always face the unit and away from the return air duct that carries the air that will be heated or cooled.