Furnace Air Flow Direction

The arrow and air flow direction to properly insert a new filter look for the arrow.

Furnace air flow direction.

When changing furnace filters many people wonder where the arrow of the filter should point towards. The arrow must face toward the furnace and away from the return duct that pulls the air in need of heating or cooling. 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. The most common terms used to describe the air flow configuration are.

But if your filter is installed in the wrong direction a mistake that can be made quite easily the performance and efficiency of your system will suffer. Installing a new air filter in your furnace or air conditioner is a relatively simple task. If you are looking at a furnace filter find the arrow that indicates the proper air flow direction. Air flow configuration the term air flow configuration describes the physical orientation of a furnace relative to the direction in which heated air leaves the furnace and enters the ductwork.

Today we re going to talk about why it s important for a furnace filter to face in the right direction and how to ensure you install yours the. That arrow must always face toward the furnace and away from the return duct that carries the air in need of heating or cooling. The arrow should always point in the direction the air is flowing. On the new filter find the arrow indicating the proper airflow direction.

Upflow downflow and horizontal. The arrow should always point towards the return. Pull the old filter out and discard it. Here s an easy way to figure out which way the air flow arrow goes.

What s the right furnace filter direction. But sometimes you may not know which way the air is flowing. So air flows from your ducts through the filter and into the furnace.