Merv 13 Pleated Air Filter - 17 1/2" x 29 1/2" x 1" Quantity:12-pack such as dust

such as dust

the greater it's resistance to airflow

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

the A+2000 uses stage loading

And there are no metal parts that could lead to corrosion or oxidation within the filter

Merv 13 Pleated Air Filter - 17 1/2" x 29 1/2" x 1" Quantity:12-pack such as dustAny 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.