Sundstrom H03 Series Air-Fed Respirator Mask Compressed Air Mask, EN 140, EN 14594:2005

The Sundstrom. SR 90 Airline is a compressed air mask with filter back-up, designed for connection to an appropriate compressed air supply with breathable air. The overpressure which builds up in the mask prevents contaminated ambient air from reaching the user.

For heavy work or long duration work
Used in explosive or inflammable environments