AprilAire 1213 Air Purifier Upgrade Kit + 213 Replacement Furnace Filter for AprilAire 2120, 2200, Space-Gard 2200 Whole-House Air Purifiers - MERV 13, Healthy Home Allergy Air Filter

Fast and Easy Upgrade for Improved Filter Performance. This kit (1213) includes: one new, high-performance 213 Genuine April ire filter and the easy-install system frame: two rails, four uprights, and a door seal. It takes just 30 seconds to snap together. QUICK INSTALL GUIDE: 1) Remove that clunky old filter from your furnace. 2) Slide in the new frame. 3) Slide the new 213 filter onto the rails.