Pad Refills (Pack of 6 Pads) - 18 1/2" x 20 1/2" x 3/4" Quantity:Default if not you can measure

if not you can measure it or check the HVAC unit and the owner‰۪s manual

They are constructed from 304 Stainless Steel material formed to exact specifications

åÊWe look forward to delivering our American-made

The unit is available with a 14‰۝ or 16‰۝ 100% Germicidal UVC lamp

Pad Refills (Pack of 6 Pads) - 18 1/2" x 20 1/2" x 3/4" Quantity:Default if not you can measurePACK 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.