Nordic Pure 16x25x5HM12+C-2 Honeywell Replacement MERV 12 Plus Carbon AC Furnace Air Filters, Qty-2 Actual Size of Carbon Air Filter: 15 3/4 X 24 3/4 X 4 3/8 Odor absorbing activated carbon One convenient air filter - MERV 12 pleated plus activated carbon A simple solution for controlling both odors and dust particles Nordic Pure Manufacturer Direct Since 1960 - Made in the USA