Replacement media #210 for Aprilaire/Spaceguard Model #2210. Requires assembly into your housing with your pleat spacers.
Aprilaire #210 High Efficiency Filtering Media - SINGLE FILTER

Fits the following Aprilaire Air Cleaners:

   Model 2200 after upgrading with #1213 Media Upgrade Kit
   Model 2120 after upgrading with #1213 Media Upgrade Kit
   Model 1210
   Model 2210
   Model 3210 (new premium model with electronic control)
   Model 4200 (old premium model with electronic control)

Newly designed media features:

   Traps and permanently removes over 90% of pollen-sized particles (5.0 microns) and over 90% of mold and spore-sized particles (3.0 microns).
   Collapsible media with self spacing pleats installs in seconds.
   Media replacement is recommended after one to two years depending on air flow.
   SelfSeal dramatically reduces air bypass, improving filter performance.
   Rated MERV 10
   Airflow Capacity up to 2000 CFM Maximum
   Filter Length - approximately 25-1/4"