Payne MACPAK24. Fits Payne air cleaner models FILBBFTC0024, FILBBCAR0024, FILCCFTC0024, FILCCCAR0024. For FILCAB and MPKA series air cleaners. Nominal size is a 24 x 25 x 5 Payne whole house media filter. Actual size is (H) 23 3/4 x (W)24 3/4 x (D)4 3/8. Maintains original box-type design. New design includes a foam strip for a better fit! Removes atmospheric household dust, coal insecticide dust, mites, pollen, tobacco smoke, cooking smoke, grease, mold, fungi more down to 0.3 micron. Each filter is individually bagged. Use the bag to dispose of the old filter! Package contains 2 filters.