The Aprilaire 4119 is the correct replacement filter pleat spacer for the following air cleaner models:
This Aprilaire 4119 - Spacegard Air Filter Pleat Spacer is used in the Spacegard Aprilaire 2200 Air Cleaner, Spaceguard Aprilaire 2250 Air Cleaner, and other compatible Spaceguard Aprilaire 2200 Series air cleaner models. There are five pleat spacers in every Aprilaire 2200 and Aprilaire 2250. The price is for a single Aprilaire pleat spacer.
The Aprilaire 4119 specifications:
Aprilaire pleat spacers look like a large comb. This Aprilaire 2200 filter pleat spacer is designed to support the filtering media to ensure even loading of particulate matter throughout the air cleaner media which allows for maximum filter life. This is a genuine Aprilaire replacement pleat spacer (note the correct spelling is Aprilaire, and not April Air, April Aire or Aprilair).