Pad Refills (Pack of 6 Pads) - 23 3/4" x 23 3/4" x 1" Quantity:Default and long service life which

and long service life which reduces HVAC equipment maintenance and energy costs

Instead of face loading (particles captured on the outer surface of the filter)

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

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

Pad Refills (Pack of 6 Pads) - 23 3/4" x 23 3/4" x 1" Quantity:Default and long service life whichPACK of 6 pads for Pad and Frame Air Filters 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 outlets. Filtering inserts are shipped in an easily stored packet.