Description
Actual Size: 17.75 x 23.75 x 4.38. Our Accumulair branded 18x24 Honeywell FC40R1136 style grille air filter is solely built to substitute for the original OEM FC40R1136 grille filter specification. Preassembled; no assembly needed. Note: The example filter picture shown is not the actual dimensions and is shown for lip style purposes. *Trade names and FC40R1136 part number shown for filter replacement identification use. Database and FC40R1136 statements last verified on 02/20/2025.