With its large, colored operating buttons, swivel connections, silicone line and maintenance-friendly design, this lung-governed demand valve set milestones for fire fighting around the world. Features automatic first-breath activation (depending on model), as well as automatic deactivation on separation from mask (depending on model). Available in both normal and positive pressure versions.
Discontinued    additional information

Part Number
Description
  • Automatic first-breath activation (models AE, AS and AS-C) and automatic deactivation on mask separation (models AS, AS-C)
  • Maintenance-friendly design with quick-removing protective cap and limited-lubrication valve assembly
  • Ergonomic hand size for right- or left-handed, gloved operation
  • Available in both normal and positive-pressure models
Markets: General Industry, Utilities, Mining, Fire Service
Applications: Confined Space, Firefighting