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Digital controller
Classroom Essential – Ideal for teachers
Designed to prevent spillage
dietary management
3M™ Exhalation Valve, 6889 - 1 Per Case Bacteriostatic Digital controller3M Exhalation Valve, 6889 1 Per Case The 3M Exhalation Valve 6889 is to be used with 3M Half Facepiece Respirators 6000 Series only. Replacement part can extend respiratory equipment service life. Features: Recommended for 3M Half Facepiece Respirator, 6000 Series (sold separately). Replacement part may extend service life of facepiece. Replaceable part can potentially result in respiratory equipment cost savings. Quick and easy to fit.
US$ 60.00
US$ 31.00
US$ 37.50
US$ 40.80
