Merv 13 Pleated Air Filter - 13 3/4" x 18 7/8" x 1" Quantity:12-pack The permanent frame is constructed

The permanent frame is constructed of space-age plastics that are resistant to corrosion

Magnetic mount holds lamp in place

Because we specialize in custom air filters

precisely designed to prevent flame from penetrating the filters and as the grease laden air passes through the filter is collects the grease

so it can provide a lifetime of dependable service

Merv 13 Pleated Air Filter - 13 3/4" x 18 7/8" x 1" Quantity:12-pack The permanent frame is constructedAny 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.