The 3M™ Maintenance-Free Reusable Half Masks 4000+ Series are a range of ready-to-use, maintenance-free half face masks, designed for effective and comfortable protection against many gases, vapours and combination particulate hazards.
Disposable, maintenance-free half maskTwin inhalation valves and large, bonded carbon filters with permanently attached particulate filtersEasy to use as no need for assembly, maintenance or record keepingOptional overspray guard (400+)
