Bag Air Filter for center air conditionner 1)nontoxic, odorless,disposable 2)small resistance,high ... , middle, high efficiency filter material, photocatalyst, activated material, spray coating filter, high efficiency filter paper and filter element and HEPA ... is widely used on air purifier, cleaner, humidifcation appliance and air conditionner etc.Welcome to contact us for further information, we will ...