This holder is designed to be used with the 3M™ Half Facepiece Respirators 7501, 7502 and 7503. It includes two inhalation valves and one exhalation valve.
Approved 3M replacement part
Designed for use with the 3M Half Facepiece Respirators 7501, 7502 and 7503 (sold separately)
Maintains original performance standards of facepiece
Includes two inhalation valves and one exhalation valve