Pad Refills (Pack of 6 Pads) - 6" x 13 7/8" x 1" Quantity:Default And there are no metal

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

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

åÊWe look forward to delivering our American-made

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

This design enables A+2000 custom air filters to maintain performance over the years

Pad Refills (Pack of 6 Pads) - 6" x 13 7/8" x 1" Quantity:Default And there are no metalPACK 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.