Suggested Retail: $71.54. Filtrete AC Furnace Air Filter MERV 11 Micro Allergen Defense 3-Month Pleated Electrostatic Air Cleaning Filter 23.5x23.5x1 in 6-Pack. Filtrete Allergen Defense Air Filter transforms your central heating and cooling system into a whole-home air filtration operation. It helps capture particles from large (lint, pollen, dust, pet dander) to microscopic (smoke, smog). The filter is designed with exclusive Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through. It outperforms fiberglass, washable, and non-electrostatic 3-month pleated 1 in. home air filters for your furnace, air conditioner, or HVAC system. This pack contains 6 filters. 23.19 x 0.81 x 23.19 IN. DIMENSIONS ARE ESTIMATED. Weight: 4.9 lbs. Brand: Filtrete. Model: AD40-6PK-1E. Num: KWoL8iUBm5LjXTPwoHnIsD. Lot Sticker: OH001.07-00000008-58. 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.