This is done so that air can flow more easily through the filter in order to minimize the drop in airflow that the filter might create.
Air flow filter direction.
The first step to an effectively filtered heating ventilation and air conditioning system is the correct insertion of a furnace filter.
When changing furnace filters many people wonder where the arrow of the filter should point towards.
That arrow must always face toward the furnace and away from the return duct that carries the air in need of heating or cooling.
If you install your filter in the wrong direction air will have a hard time flowing through the filter s material and your air handler will have to work overtime to make up for the loss of airflow.
Turn off you hvac system while you are changing your air filter.
On your new air filter find the arrow that indicates the proper air flow direction.
If you inspect your new air filter you may see an arrow that says air flow.
If an air filter is installed in the wrong direction air will have to pass through the filter via the less porous side.
Different systems put the filter in different places but most commonly it is located in the air return duct.
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.
This is not only a waste of energy but it can also possibly damage your air conditioner.
It s a strangely surprising task changing your home air filters.
If the filter.
The arrow should always point in the direction the air is.
There s an arrow on the box and it says to point in the direction of air flow but what does that mean.
Determine the direction of the air flow.
What happens if a furnace filter faces the wrong direction.
You need to verify which way the air flows and the arrow should point in the direction the air is flowing.
This tends to confuse everyone more than anything else.
The right way to insert a furnace air filter.
When you install a new air filter into the ac return duct the arrows face inward to specify which way the air is flowing.
Take it from alex hertzog our in house air filter expert.
The arrows on any air filter need to point in the same direction the air is flowing.
This means that air will be sucked through the filter before entering the mechanical equipment.
It means the arrow faces the unit or in other words facing inside the space you re putting it into.
For any air filter whether it be for an air conditioner or a furnace the arrows always point in the direction of air flow.