Merv 13 Pleated Air Filter - 18" x 19" x 1" Quantity:12-pack Either way

Either way

Can be ordered in packages of 2 each only

Filtering inserts are anti-microbial and are more efficient in capturing particles

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

with each stage capturing progressively smaller particles inside the filter

Merv 13 Pleated Air Filter - 18" x 19" x 1" Quantity:12-pack Either wayAny 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.