Pad and Frame Air Filter (1 Frame and 6 Pads) - 6" x 12" x 1" Quantity:Default some just refer to them

some just refer to them as electrostatic filters

so it can provide a lifetime of dependable service

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

And there are no metal parts that could lead to corrosion or oxidation within the filter

the greater it's resistance to airflow

Pad and Frame Air Filter (1 Frame and 6 Pads) - 6" x 12" x 1" Quantity:Default some just refer to themIncludes one Frame and PACK of 6 pads The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts. The permanent frame is constructed of space age plastics that are resistant to corrosion, oxidation and deterioration. Filtering inserts are anti microbial and are more efficient in capturing particles, such as dust, ragweed, pollen, etc., from the air stream, than standard fiberglass filters purchased at retail