$232.10 - $232.10
4000 Series Full Facepiece. Durable silicone facepiece has wide sealing flanges for comfort and seal integrity with a minimum of headstrap pressure. Single-curve polycarbonate lens provides wearer with an unobstructed wide-angle view. Inside surface features an antifog coating that's effective in temperatures as low as -31.6°C (-25°F), providing unimpaired vision in even the coldest climates. Offset browguard and special surface coating protect lens from scratches. Four-point cradle headstrap maintains a secure fit with comfortable tension. An advanced speaking diaphragm allows clear communication with less annoying resonance. With minor conversions, the full facepiece can be used with other Survivair respirators. Meets NIOSH 42CFR84.