Merv 13 Pleated Air Filter - 14" x 18" x 1" Quantity:12-pack To find the size the

To find the size the old unit should have sizing information printed on it

the greater it's resistance to airflow

You never have to hassle with disposable filters that will end up in a landfill again

we even have the odd sizes

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

Merv 13 Pleated Air Filter - 14" x 18" x 1" Quantity:12-pack To find the size theAny Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop, and long service life which reduces HVAC equipment maintenance and energy costs. A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter.