該產品和人類健康，醫院工作地點購物中心舒適與否密切相關，可以確保環境更加清潔。該過濾系統還可用于天花板。這種材料過濾器的類型有纖維，氈，聚醚型聚氨酯等。（中國進出口網） Closely related to human health and comfort of hospitals, workplaces and shopping centers such as centers of public life with the sole aim of ensuring a cleaner environment or filtering systems applied to the ceiling. This material filters are types of fiber, felt, EU.