First Stage
• Standard Piston Design
• Thermal Insulating System (X.T.I.S.)
• 4 LP Ports & 1 HP Port
Second Stage
• Air-balanced valve for smooth inhalation at varying depths and pressures.
• Compact rugged design
• The exhaust tee is compact and very efficient in minimizing
• exhalation effort
• Compact Hi-Flow mouthpiece improves airflow