Check the listing for details. 12 PACK - MANY SIZES - True Blue Spun Fiberglass Furnace Filter. Condition: New. Listed at 49.60 USD. True Blue - Best Air Spun Fiberglass Disposable Furnace Filter, Flat Panel, No Metal Media Retainers, Up To MERV Rating 4, 30 Day Filter, Effective Against Dust/Lint. Size: 8x16x1 - 504597, 8x24x1 - 116442, 8x30x1 - 116441, 10x10x1 - 726754, 10x20x1 - 266486, 10x24x1 - 114986, 10x25x1 - 114994, 10x30x1 - 116437, 12x12x1 - 263434, 12x20x1 - 323774, 12x24x1 - 300673, 12x25x1 - 115003, 12x27x1 - 115033, 12x30x1 - 109713, 12x36x1 - 115052, 14x14x1 - 263129, 14x18x1 - 116440, 14x20x1 - 266478, 14x24x1 - 584219, 14x25x1 - 266460, 14x30x1 - 439083, 15x20x1 - 266452, 15x25x1 - 115066, 15x30-5/8x1 - 115074, 16x16x1 - 439109, 16x18x1 - 134007, 16x20x1 - 266445, 16x24x1 - 439091, 16x25x1 - 266437, 16x30x1 - 343848, 18x18x1 - 312066, 18x20x1 - 312322, 18x24x1 - 312736, 18x25x1 - 440578, 18x30x1 - 128119, 19x27x1 - 115086, 20x20x1 - 266429, 20x22-1/4 x1 - 340794, 20x24x1 - 312504, 20x25x1 - 20x30x1 - 440628, 22x22x1 - 344267, 24x24x1 - 584235, 24x30x1 - 584243, 24x36x1 - 731497, 25x25x1 - 440560 MADE IN THE USA ** Color may vary from Blue to White depending on the manufacturing process. TrueValueSuperStore drop ships most of our items directly from our 12 warehouse locations which are near most major cities. This usually means that we have a warehouse location that is within a few hundred miles of most customers. We also ship from our Brick & Mortar store which is located in Livingston, MT on the north entrance gateway to Yellowstone National Park. Our Brick & Mortar store has been in business for over 50 years, and we have sold online for over 9 years. Our employees have over 100 years of combined hardware and retail experience. TrueValueSuperStore is committed to providing each customer with the highest standard of customer service. Thank You for your interest and we look forward to helping you with your purchases.Thanks for your consideration.