BestAir Furnace Filters 1 Inch MERV 11Terry Miller2023-03-02T08:21:24-06:00 FURNACE FILTERSSHOP BY SIZE Browse Select a category Accessories (1) Aroma Therapy (8) Compactor Bag (1) Essential Oil (3) Furnace Filter (70) 1 in (35) 14x20x1 (5) 14x25x1 (6) 16x20x1 (6) 16x25x1 (6) 20x20x1 (6) 20x25x1 (6) MERV 11 (6) MERV 11 Carbon (6) MERV 12 (6) MERV 8 (6) 2 in (8) 12x24x2 (1) 16x20x2 (1) 16x25x2 (1) 20x20x2 (1) 20x24x2 (1) 20x25x2 (1) 24x24x2 (1) 25x25x2 (1) 3 in (2) 16x25x3 (2) 4 in (14) 16x20x4 (1) 16x25x4 (4) 16x28x4 (2) 20x20x4 (1) 20x25x4 (6) 5 in (6) 16x25x5 (2) 20x25x5 (3) 24x25x5 (1) 6 in (4) 16x27x6 (2) 20x25x6 (2) Humidifier Wick (21) Treatment (9) Water Pad (6) WaterBed (3) By merv11121368FiberglassN/ABy size12x24x214x20x114x25x116x20x116x20x216x20x416x25x116x25x216x25x316x25x416x25x516x27x616x28x420x20x120x20x220x20x420x24x220x25x120x25x220x25x420x25x520x25x624x24x224x25x525x25x2View Matches View All Products MERV 11 6 products View Product Label Front and Back Understanding Quality Ratings ExperienceFresh Scents Explore Portable HumidificationReplacement Wicks EXPLORE HumidifierWater Treatment EXPLORE OEM FitmentEngineered to meet or exceed OEM replacement specs MADE IN USAWe do it the right way. CUSTOMER SUPPORTWe're here to help