Large Sundstrom Silicone Half Face Mask SR 100 Fiberglass Cloth With the smaller surface area

With the smaller surface area of the 6 inch pad

The 2-Pass Installation Kit is used when installing Futures Fins Boxes after lamination

Material of Construction : Polyethylene

and will not fit in the traditional FCS Dual Plug System

Featuring a cord made from natural bio-resin

Large Sundstrom Silicone Half Face Mask SR 100 Fiberglass Cloth With the smaller surface areaM L (Large) The new Sundstrom SR 100 respirator features several improvements on the previous SR 90 half mask, such as a softer silicone material with a broader nose fit, deep chin cup and a slightly lower, more angled filter attachment for greater balance and field of vision . Features: For use with filters or supplied air. Silicone mask (low allergenic, superior facial seal). Deeper chin cup and broader nose rim. Two exhalation valves. New valve