Honeywell POPUP2020 20x20x5 MERV 11 Air Filter - 2 Pack for Home HVAC System & Air Purifier

Honeywell 20X20 PopUP Media Air Filter (2-Pack) The PopUP revolutionizes air filtration with a design that self-assembles to drastically reduce installation time and the messiness of replacement, while maintaining a highly efficient MERV 11 air-filtration rating. When maintenance is required, just remove, collapse and dispose of the entire filter - no more seperate parts (pleat combs, inner frames) needed! Key Features: * No assembly required * Fiberglass-free filtration (fiberglass is an American Lung Association lung irritant) * Quick, easy maintenance. Preassembled filter is replaced with just one piece - the filter - making simple homeowner maintenance. * Additional 1" inch filtration provides more surface area for higher efficiency air filtration. * Universal fit. PopUP is available in six sizes, compatible with all Honeywell and most competitive MACs. * Limited Warranty Dimensions: (in.) 20 in. x 20 in. Efficiency: Standard Efficiency ratings are based o