Honeywell 20x20x5 FC100A1011 Filter Lennox filters Canada AC4 expandable air cleaner housing

AC4 expandable air cleaner housing

IS5500 (x3)

Used in the following models:

Hamilton 10 HF

Upgrade your current Aprilaire/SpaceGard air cleaner model 2400 from Merv 10 to very high Merv 13 efficiency filtration

Honeywell 20x20x5 FC100A1011 Filter Lennox filters Canada AC4 expandable air cleaner housingHoneywell High Efficiency Allergy MERV 11 Pleated Furnace Filters for sale in Canada SOLD AS TWO PACK *Actual Size 19 7 8" x 19 5 8" x 4 3 8" For Air Cleaner Models: Honeywell: F25A1050, F25F0118, F25F1059, F35F1016, F50A1124EAC, F50A1165EAC, F50E1182EAC, F50E6124EAC, F50E6165EAC, F50E8021EAC, F50E8062EAC, F50F1032EAC, F50F1107EAC, F55A1224EAC, F55A1426EAC, F55A1459EAC, F55F1029EAC, F55F1052EAC, F58A1050EAC, F58F1026EAC, F100B1024, F100F1020,