BUNN’s paper stock used in the manufacturing of our coffee filters is produced using an elemental chlorine-free (ECF) bleaching method. Features Best filters from high quality, heavy weight paper, so the water flows properly through the coffee Uniquely designed for strength so the sides are taller, and you don’t end up with overflow and grounds in your coffee Elemental chlorine-free (ECF) bleaching method .shortdescription ul{ list-style:disc; margin-left: 2%; }

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