DT-4031E respiratory filter, brown/white, filtertype A2-P3, 1 unit(s)DT 4031E respiratory filter, brown white, filtertype A2 P3, EN 14387 Acc. to EN 14387 (gas and combined filter). With EN 148 1 standard thread. Suitable for respiratory half masks and full face masks with standard thread connection. Half masks are only suitable for filters weighing up to 300 g. Low breathing resistance High capacity, long life Technical Information For protection against organic vapours and gases with a boiling point of over 65 C up