The Drass First Stage Bail Out Regulator is a balanced system which reduces the pressure of the gas in the cylinder to the environmental pressure + 8 bar.

There are three configurations of First Stage Regulator to choose from. The three versions offered are dedicated to feeding the diver’s Second Stage Regulator in emergency conditions in shallow water and deep operations.


INT Connection 230 Bar

DIN 300 Connection 300 Bar

DIN 300 Connection 300 Bar with "Antifreeze"

Please click HERE for a brochure on part numbers, options and spares →

Bail-Out First Stage Regulators

All the regulators are fitted with a pressure-relief valve in order to protect downstream components in case of breakage of the first stage bottle regulator itself and all can operate with air or with mixes containing an O2 concentration of less than 25%.

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