Rebreather Safety

Changes to Diver Medical

There have been some minor changes made to the diver medical screening system components that were introduced in 2020 and the revised documents can be accessed from The English versions have been updated, and the other languages will be updated as they are edited. The revised Diver Medical Participant Questionnaire can be identified by the date 2021-08-30 […]

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Work on ISO Rebreather Standards Continues

Over 7/8 September 2021, work continued on the ISO Rebreather Training Standards, presently focussing on the 60 metre and 100 metre diver standards. When these are published, they will help ensure that training organizations all over the world have a common minimum standard of best practice.

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ISO 60 Metre Diver Standard Underway

On 9/10 June 2021, the ISO Rebreather Standards meeting made good progress on the 60m standard, and the first draft is largely completed. The RTC has two representatives on the committee working on the standard.

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Do checklists work?

The RTC is promoting the use of checklists for divers. Technical diving operations are complex and there are many things to remember when planning a dive. The routine actions that should be standard before every technical dive are involved and can be easily overlooked if the diver gets distracted or fails to follow a systematic […]

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Mouthpiece Retaining Straps

The RTC is running a campaign to highlight the value of using a Mouthpiece Retaining Strap when diving with a rebreather – a simple device that can be a lifesaver. Click here for full details.

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Work continues on ISO rebreather training standards

The ISO Working Group that sets diving standards is meeting over the 10/11 March 2021. The standards for a 30 metre no-deco rebreather diver and 40/45 metre deco rebreather diver are nearing completion, and the group have started work on the next two standards, which are for a 60 metre and a 100 metre level. […]

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Work Continues on Rebreather Training ISO Standards

The ISO Working Group developing standards for rebreather training met virtually on 26/27 November 2020 to continue working on the two standards for rebreather diver training: ISO 24063: Requirements for rebreather diver training — Non-Decompression diving ISO 24642: Requirements for rebreather diver training — Decompression diving to 45 m The RTC has Catagory C Liaison […]

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New Diver Medical Translated

The 2020 Medical questionnaire is now translated into more than 20 languages. You can download any of them for free from the UHMS site

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Sterilizing rebreathers and COVID-19

AP-Diving has confirmed that CHEMGENE HLD4 is an effective medium for avoiding COVID-19 transmission, but they emphasize that it is really important to rinse out the disinfectant after soaking components in it. See the attached image for details.

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