Merv 13 Pleated Air Filter - 20" x 21 1/2" x 1" Quantity:12-pack Filtering inserts are anti-microbial and

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

so it can provide a lifetime of dependable service

To order washable electrostatic custom air filters you just need to know the size of the current air filter

Filtering inserts are shipped in an easily stored packet

the more efficient a filter is at removing particles

Merv 13 Pleated Air Filter - 20" x 21 1/2" x 1" Quantity:12-pack Filtering inserts are anti-microbial andAny 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.