Merv 11 Pleated Air Filter - 6" x 18 3/4" x 1" Quantity:12-pack This is a 5" MERV

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

Includes one Frame and PACK of 6 pads

degrade and restrict air flow

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

the A+2000 uses stage loading

Merv 11 Pleated Air Filter - 6" x 18 3/4" x 1" Quantity:12-pack This is a 5" MERVAny 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.