Merv 8 Pleated Air Filter - 9 1/8" x 9 1/8" x 1" Quantity:12-pack so it can provide a

so it can provide a lifetime of dependable service

such as dust

if not you can measure it or check the HVAC unit and the owner‰۪s manual

compact electronic power supply

PLEASE NOTE: Dimensions listed are HxWxD

Merv 8 Pleated Air Filter - 9 1/8" x 9 1/8" x 1" Quantity:12-pack so it can provide aAny 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.