- Maintenance free
- Low profile design
- Low resistance parabolic valve
- A2 P3 R D protection
This 4000 series reusable half mask respirator from 3M is maintenance free with a low profile design for an excellent field of vision. It has a maintenance free design for maximum safety; replace after 28 days or when damaged, breathing resistance increases or breakthrough occurs. It has a low resistance parabolic valve to reduce heat build-up and is non-allergenic to prevent irritation of skin. It is lightweight with a cradle head harness, easy to fasten neck strap and A2 P3 R D protection from gases and vapours 10 x WEL or 5000 ppm and particultes 20 x WEL. This product conforms to EN 405.