These arrows point to the direction of the airflow which should be toward your furnace or air handler.
Lennox furnace air flow direction.
Lennox gas and oil furnaces are engineered to deliver perfect warmth efficiency and energy savings.
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.
The most common terms used to describe the air flow configuration are.
Upflow downflow and horizontal.
As quiet as they are efficient lennox furnaces also startup and run perfectly quietly helping to preserve the peace and quiet of your home.
If you have already replaced your filter and your system makes excessive noise.
Lennox provides the best in home heating and systems with top of the line hvac systems furnaces air conditioners and many other home heating air products.
Delivering precise comfort and temperature control lennox furnaces can keep your home to within 0 5 degrees of your ideal temperature.