View 2 of **NON-REFUNDABLE** (SINGLE) Filtrete 16x20x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell Devices, Asthma & Allergy Friendly

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View 1 of **NON-REFUNDABLE** (SINGLE) Filtrete 16x20x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell Devices, Asthma & Allergy FriendlyView 2 of **NON-REFUNDABLE** (SINGLE) Filtrete 16x20x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell Devices, Asthma & Allergy FriendlyView 3 of **NON-REFUNDABLE** (SINGLE) Filtrete 16x20x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell Devices, Asthma & Allergy Friendly