For welding environments where supplied air respiratory protection is needed, the 3M™ Fresh-air C Regulator can be used with any of the 3M™ Speedglas™ 9100 Series Welding Helmets or 3M™ Speedglas™ Protective Visors.
The lightweight, belt mounted regulator allows you to adjust the airflow, making the Fresh-air C Regulator ideal for hot or strenuous work.