This combination air-supplied/air-purifying respirator is designed for use in adequately ventilated areas with at least 19.5% oxygen. Featuring a unique, switchable exhalation valve, these units are well suited for abatement work.
- Fresh-air respirators for use in adequately ventilated areas
- Requires at least 19.5% oxygen for use
- Air-supplied mode permits long service use
- Air-purifying mode is for entry, egress and moving from station to station in a contaminated atmosphere