Moldex 2310N99 Premium Particulate Respirator

Provides a filter efficiency level of 99% or greater against oil-free particulate aerosols. Features a contoured nosebridge with a soft foam nose seal and an exhalation valve that reduces hot air build-up. The Dura-Mesh* shell, with added flame-retardants, stands up to most hot and humid conditions without collapsing. For most welding applications.