Tier1 Replacement for Honeywell 16x20x5 Merv 13 FC100A1003 Air Cleaner Filter 2 Pack Designed to fit Honeywell air cleaner model F25, F25F1075, filter part #209894. Honeywell F35, F35R, F35F1032, filter part #FC35A1035. Honeywell F100, F100F1004, F150, filter part #FC100A1003. Honeywell F200, filter part #FC200E1003 Cost-effective alternative to the expensive OEM filter Actual Size: 16 inches (length) x 20 inches (width) x 4 1/4 inches (thickness) Made in the USA Replacement for Honeywell FC100A1003 & FC200E1003