Merv 13 Pleated Air Filter - 11 7/8" x 29 5/8" x 1" Quantity:12-pack Grease Baffle Uses:

Grease Baffle Uses:

allowing the grease to drain into through below

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

Either way

some just refer to them as electrostatic filters

Merv 13 Pleated Air Filter - 11 7/8" x 29 5/8" x 1" Quantity:12-pack Grease Baffle Uses:Any 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.