3-PK- Generalaire #4368-Replaces Honeywell FC100A1037-20"x 25" x 4.5" MERV 11 Air Filterss c

Please Measure Carefully . True Exact Dimensions are 19 3/4"x 24 3/4 "x 4 3/8"- to replace Honeywell FC100A1037 and other brands with the same dimensions. High Efficiency Merv 11 model Replaces #11-GA100A1037- Pack of 3 Filters Note: Many "5" filter frames actually require 4 1/2" thick filters- measure before ordering.