Prices for furnaces rise if the unit requires a plenum rebuild or transitions; applicable airflow is foremost to dodge

https://blogfreely.net/marielvprk/the-hidden-costs-of-installing-a-new-furnace-you-should-know-about-fss6

Prices for furnaces rise if the unit requires a plenum rebuild or transitions; right kind airflow is main to sidestep noise and uneven heating.