valves
sperian protection americas nose seal & exhalation valve disposable respir rws 5
use for woodworking sanding welding soldering torch cutting metal pouring grinding brazing and fiberglass insulation installation for use with pesticide application lawn and garden projects exhalation valve allows hot air to exit respirator for greater comfort boomerang nose seal helps stop leaks around the nose and absorbs perspiration so respirator performs better and last longer for use with particulate aerosols free of oil niosh approved n95 protection tc 84a 3745 carded length 2 72 width 8 height 6 25 sku jnsn10489
sperian protection americas