How do I know if I have the filter facing the correct way?Post created: 2016-02-25 Type of Equipment: Furnace Views: 338
This question was created on the page: https://www.furnacecompare.com/faq/which_filter.html.
I don't know which way to face the airflow direction arrow.
On 2016-02-26 wrote:
It depends on which furnace you have. Taking note of the arrow direction when removing the old filter is usually the easiest way.