Pad Refills (Pack of 6 Pads) - 24 1/2" x 27 1/2" x 1" Quantity:Default the A+2000 uses stage loading

the A+2000 uses stage loading

so it can provide a lifetime of dependable service

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

You never have to hassle with disposable filters that will end up in a landfill again

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

Pad Refills (Pack of 6 Pads) - 24 1/2" x 27 1/2" x 1" Quantity:Default the A+2000 uses stage loadingPACK 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.