Having Spares can make the difference between a great dive and the frustration of aborting one that could have been spectacular. Never leave for a dive without the proper spares in your Save-A-Dive Kit. OMS_ offers high quality low pressure hoses have a working pressure of 500psi, with a burst pressure of 2,000psi. All hoses are constructed from oxygen compatible materials, guaranteed not to delaminate, remain flexible in cold water.