Size:20x25x5 This Carrier 20x25x5 replacement furnace filter is a PREMIUM MERV 13 (AFB Platinum) aftermarket replacement filter manufactured by AirFilterBuy in the USA, using 100% USA components. Nominal size of 20x25x5. Actual dimensions are 19 7/8” x 24 3/4” x 4 3/8" These filters are designed to replace Carrier part # FILXXCAR0020. Also fits part #’s CARF8250602, CARFC100A1037, CARL86469, EXPXXFIL0020, EXPXXLMC0020, EXPXXUNV0020, FILCCCAR0020, FILCCCAR0020, FILCCCAR0020, & FILXXCAR0120. This AFB Platinum MERV 13 replacement filter is designed to last 6 months. The filters ship directly from the manufacturer to your doorstep, allowing AFB the ability to offer a premium product at a reasonable price. Each quantity purchased is for a pack of 2 MERV 13 best-in-class filters. Note that AFB 20x25x5 Carrier replacement filters come in AFB Silver (Merv 8), AFB Gold (Merv 11), and AFB Platinum (Merv 13). The AFB Platinum MERV 13 replacement is the top of the line replacement, utilizing high-end filtration technology that filters out all but the tiniest of dust particles, allergens, and other pollutants. We recommend the MERV 13 filter for premium home use. 100% made in the USA using all USA materials. AirFilterBuy: Breathe Better!