3M™ HF-303 Reusable Half Face Mask Respirator - Large S-533S Induction Loop facility for hearing

Induction Loop facility for hearing impaired*

Extremely robust: Weather & vandal proof

Colour: Blue

Automatically stops amplification of loud sounds

3M™ HF-303 Reusable Half Face Mask Respirator - Large S-533S Induction Loop facility for hearingKey Features Previously named the Scott AVIVA 40 Size Large Compatible with the 3M Filters DT Series Hybrid reflex seal contours and flexes to the user's face to aid wearer comfort Seal check mechanism when pressed during exhale, the mask will inflate slightly showing a good seal has been achieved Integrated voice panel for enhanced voice intelligibility while wearing the mask Nose pinch allows for improved integration with eyewear Thick elasticated