Carrier / Bryant 16x25x4 FILXXCAR0016 / FILXXCAR0116 Reusable Filter Frame System Kit - Includes Lifetime Reusable Frame MODEL # RFFS 805 and 6 Replacement Filters PART # PP-805 MERV 11Replaces Carrier Bryant 16x25x4 FILXXCAR0016 FILXXCAR0116 MERV 11 Actual Size : 15 3 4" x 24 3 4" x 4 5 16" Replacement Pleat Packs PART # PP 805 MERV 11 is for use with Model # RFFS 805 Reusable Filter Frame System is Listed Below. Kit Includes Lifetime Reusable Frame MODEL # RFFS 805 and 6 Replacement Filters PART # PP 805 MERV 11. One Replacement Filter lasts Up to 6 Months. Reusable Frame System saves up to 90% of Storage Space and up to 90%