Suggested Retail: $57.64. AprilAire 210 Replacement Filter for Whole House Air Purifiers MERV 11 Clean Air Dust 20x25x4 Air Filter Pack of 1. The AprilAire 210 Healthy Air 11 Filter is an essential tool for maintaining a clean home. It traps airborne pollen, mold spores, bacteria, pet dander, and dust particles, reducing your cleaning time and frequency. This filter is rated MERV 11, meaning it traps airborne impurities that would otherwise settle on your furniture and flooring. It also protects your HVAC system from airborne particles, lowering your energy costs and potentially prolonging the life of your equipment. This filter fits AprilAire air purifier equipment and supports up to 12 months of filter life. It has a nominal air filter size of 20 x 25 x 4 inches and is compatible with AprilAire Air Cleaner Models 1210, 1620, 2120, 2200, 2210, 2216, 3210, 4200, or Space-Gard 2200 with Upgrade Kit 1213. Brand: AprilAire. Model: 210. Num: xkQaLURKAJmiGvRVvC6m6N. Lot Sticker: OH001.04-00000000-92. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.