Ors Nasco MSA Ultra-Twin Respirator 454-471310 is a large-sized respirator, constructed of hycar rubber. MSA Ultra-Twin Respirator features an inturned lip around the edge of the mask, for secure fit, as well as a large chin cup, for easy positioning. The Ultra-Twin Respirator also features five suspension headstraps and roller buckles to hold the facepiece in place, a wide polycarbonate lens, and speaking diaphragm.
Application: full facepiece, dual-cartridge respirator.
Use on: toxic chemical areas.