Nordic Pure 20x24x1 MERV 7 Plus Carbon AC Furnace Air Filters， Qty 6</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Actual Size of Carbon Air Filter:  19-1/2 x 23-7/16 x 3/4</li><li>Odor absorbing activated carbon</li><li>One convenient air filter - MERV 7 pleated plus activated carbon</li><li>A simple solution for controlling both odors and dust particles</li><li>Nordic Pure Manufacturer Direct Since 1960 - Made in the USA</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51T9468aGWL.jpg' noproxy></br>