Description
Dräger Automatic Switch Over Valve (ASOV) for PAS Colt
This automatic switch over valve is a suitable accessory for the Drager PAS Colt.
It enables the user to connect compressed air breathing apparatus to an external air supply, such as a factory ring main, and be safe in the knowledge that if the external supply were to fail, there would be a safe and uninterrupted transition to the wearer's back-up supply.