2 Number ABEK - P filters, for use with half mask respirator. Easy-fit bayonet filter mechanism enables fast, secure first time connection.ABEK P Filters
Respirator Filters – how to select the correct filter type | Draeger
A2B2E2K2 Hg P3 R D Gas Filter with DIN EN Connection RD40: Amazon.com: Tools & Home Improvement
Atemschutzmaske Mehrbereichsfilter ABE2K1 EN 14387