Suggested Retail: $44. The Filtrete AC Furnace Air Filters help capture unwanted particles from your home air, contributing to a fresher environment. With exclusive Filtrete 3in1 technology, including MERV 11 and MPR 1000 ratings, these filters effectively capture microparticles such as pet dander and smoke while allowing cleaner air to flow through. The 1inch pleated design is compatible with HVAC systems and should be replaced every 90 days for optimal performance. Brand: Filtrete. [Reference: IvyC6O7i3Ged0R3cGcHYLp]. LOT STICKER: OH001.07-00000013-48. Type: Regular. Size: 17.5 x 23.5 x 1 IN. 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.