Air Cleaner to Return Air Plenum Chart

Air Cleaner Units	Air Inlet Dimensions	Recommended Return Air Plenum
Aprilaire 2200	21 3/16d x 19 3/4h	Alpine AG-RPL 20 x 16
Aprilaire 2400	23 7/8d x 15 7/16h	Alpine AG-RPL 25 x 14
Aprilaire 2210	21 3/16d x 19 3/4h	Alpine AG-RPL 20 x 16
Aprilaire 2410	23 7/8d x 15 7/16h	Alpine AG-RPL 25 x 14
Aprilaire 4200	21 3/16d x 19 3/4h	Alpine AG-RPL 20 x 16
Aprilaire 4400	23 7/8d x 15 7/16h	Alpine AG-RPL 25 x 14
Aprilaire 5000	23 7/8d x 14 3/4h	Alpine AG-RPL 25 x 14
Honeywell F100F 1038	23 1/4d x 18 7/16h	Alpine AG-RPL 25 x 14
Honeywell F100F 1020	18 1/4d x 18 7/16h	Alpine AG-RPL 20 x 16
Honeywell F100F 1012	23 1/4d x 14 7/16h	Alpine AG-RPL 25 x 14
Honeywell F100F 1004	18 1/4d x 14 7/16h	Alpine AG-RPL 20 x 14
Honeywell F200E 1003	18 1/4d x 14 7/16h	Alpine AG-RPL 20 x 14
Honeywell F200E 1011	18 1/4d x 18 7/16h	Alpine AG-RPL 20 x 16
Honeywell F200E 1029	23 1/4d x 14 7/16h	Alpine AG-RPL 25 x 14
Honeywell F200E 1037	23 1/4d x 18 7/16h	Alpine AG-RPL 25 x 14
Honeywell F300E 1019	23 1/4d x 14 7/16h	Alpine AG-RPL 25 x 14
Honeywell F300E 1001	18 1/4d x 14 7/16h	Alpine AG-RPL 20 x 14
Honeywell F300E 1035	23 1/4d x 18 7/16h	Alpine AG-RPL 25 x 14
Honeywell F300E 1027	18 1/4d x 18 7/16h	Alpine AG-RPL 20 x 16