Honeywell 20x25x4 Furnace Filter Model # FC100A1037 MERV 13. Actual Size 19 15/16 x 24 7/8 x 4 3/8. Made in Canada by Furnace Filters.Ca Pkg. of 3 Sort #P110-3545 - 13 x 10 x 1 5/8 For Aprilaire Humidifier Models 500

For Aprilaire Humidifier Models 500

Aprilaire Humdifier Water Panel Stock No

Fits Inside Your Existing Aprilaire Model 2200 High Efficiency Air Cleaner Reusable Plastic Cartridge / Frame

#4792 (500 Series)

Part #: CAN: 90004437 and U

Honeywell 20x25x4 Furnace Filter Model # FC100A1037 MERV 13. Actual Size 19 15/16 x 24 7/8 x 4 3/8. Made in Canada by Furnace Filters.Ca Pkg. of 3 Sort #P110-3545 - 13 x 10 x 1 5/8 For Aprilaire Humidifier Models 500Furnace Filters. Ca Part # 506 632 111 M13 Replacement for Honeywell 20x25x4 Part # FC100A1037 Actual Size 19 15 16" x 24 7 8" x 4 3 8" MERV 13 Rated Made in Canada by FurnaceFilters. Ca Case of 3