Specification Brand : PUR BulletPoint1 : Contains one cartridge BulletPoint2 : The tap water you use in your ultrasonic humidifier may have a high mineral content, especially if you live in hard water areas. The minerals in the water can exit the humidifier in the form of "white dust" BulletPoint3 : Using the Protec Demineralization Cartridge may help capture the minerals before they are released into the air and settle on surfaces Capacity : 0.24 pounds ExternallyAssignedProductIdentifier1 : 092926500009 ExternallyAssignedProductIdentifier2 : 0092926500009 ItemDisplayWeight : 0.24 pounds ItemName : ProTec Humidifier Demineralization Cartridge, 0.24 Pound ItemPackageDimensions_Height : 14.224 centimeters ItemPackageDimensions_Length : 5.08 centimeters ItemPackageDimensions_Width : 5.588 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : humidifiers Manufacturer : Kaz, Incorporated ModelNumber : TWT500 NumberOfItems : 1 PartNumber : TWT500 ProductSiteLaunchDate : 2016-11-01T08:00:01.000Z RoomType1 : Living Room RoomType2 : Bedroom StreetDate : 2016-11-01T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable