3M™ Exhalation Valve, 6889 - 1 Per Case PRIMED Strong resistance to water &

Strong resistance to water & ultrasound gel drops

Virgin fibre paper

Material: Microfibre

Requires 3 x AA batteries (not included)

3M™ Exhalation Valve, 6889 - 1 Per Case PRIMED Strong resistance to water &3M 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.