Honeywell POPUP2400 16 in. x 27 1/8 in. x 5 7/8 in.Merv 11 Replacement Filter for Aprilaire, Space-Gard

Honeywell POPUP2200, 20 x 25 x 6 inches - MERV 11 Replacement Filter for Aprilaire, Space-Gard

Honeywell POPUP2200, 20 x 25 x 6 inches - MERV 11 Replacement Filter for Aprilaire, Space-Gard (2-Pack)

Aprilaire SpaceGard 2400 Air Filter -MERV 13 2-Pack Compatible by Filters Fast 16" x 27" x 6" (Actual Size: 15 3/8" x 26 15/16" x 6")

Aprilaire 35 Water Panel for Humidifier Models 350, 360, 560, 568, 600, 700, 760, 768; Single Pack

Honeywell PopUP 2200 Media for Aprilaire/Space-Gard 2200 Air Cleaner, 2-Pack

Aprilaire 401 Air Filter Single Pack for Air Purifier Models 2400, Space-Gard 2400

Aprilaire 10 Water Panel Single Pack for Humidifier Models 110, 220, 500, 550, 558

2 FilterBuy 16x28x6 Aprilaire Space-guard 2400 Aftermarket Pleated AC Furnace Air Filters. AFB Silver MERV 8.

Aprilaire 35 Water Panel for Humidifier Models 350, 360, 560, 568, 600, 700, 760, 768; Pack of 2