These Merv 11 filter media are direct replacements for the Aprilaire Spacegard 201 and 401. The new string-less, glued pleat spacing design makes for an easier and faster installation. These replacement filters can be used in the hundreds of thousands of installed Spacegard filters across the U.S. The compact package and repeat business make them a contractor favorite.
Merv 11 media removes pollen, allergens, smoke, dust, dust mites, bacteria, spores & pet dander
Large filter surface area provides for low resistance and longer filter life ? More than 6 months!
High allergen removal ? Improves Indoor Air Quality