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Category: Rebreathers

A lifesaver… so why the reluctance?

  • DIVER Editorial
  • 1st September 2022

By Steve Lewis If you dive a Closed Circuit Rebreather (CCR), there’s a good chance that during the next few months, you’re going to be hearing more and more about mouthpiece retaining straps. Even if you don’t dive a CCR, you’ll probably notice the campaign and by the time …

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DIVER interview: Aleš Procháska

  • DIVER Editorial
  • 27th May 2022

Aleš Procháska – Rebreather Designer / CTO & Co-Founder of Divesoft How long have you been diving? It’s been over 20 years. I took my first diving course in 1998. What moment made you become a diver? When I was a child, I read The Silent World by Jacques …

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Cave Rebreather – Is It Worth It?

  • DIVER Editorial
  • 7th September 2021

By Natalie Gibb I cave dive every day. Flooded caves are one of the most difficult dive environments on the planet, and my job requires monitoring a variety of factors all at once: navigation, control, my buddy, and host of factors such as dive time, depth, time to surface, no-deco …

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Buying A Rebreather: A Simple Primer

  • DIVER Editorial
  • 2nd September 2021

By Steve Lewis There are few simple questions more difficult to answer than “How much is a rebreather?” More so if the person asking advice is a rebreather newbie about to buy their first unit. On the face of it, all that’s required is a straight dollar amount. Let’s …

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Mining for DNA: The search for new life begins at depth

  • DIVER Editorial
  • 2nd July 2021

Words by Kevin Brown Our exploration of the abandoned cold water mine started first with a plunge into the archives. While the Outaouais region Quebec owes its development largely to heavy mining, our industrial heritage has not had much historical value placed on it, and very little documentation exists …

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In Pursuit of Killer Whales: the Kapr Divers’ Expedition to Norway

  • DIVER Editorial
  • 6th January 2021

Divers share a collective passion for the underwater world and a mutual fascination with the wondrous creatures of the sea. Perhaps it’s swimming with dolphins off the sunny coast of California they dream of, or diving side by side with whale sharks in the warm waters of Western Australia. …

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Urban Water Odyssey

  • DIVER Editorial
  • 17th December 2019

Words by Nath Lasselin Going with the flow raises awareness of drinking water health It was Friday morning, around 7:00 am. I was all geared up, with my drysuit, my latex hood, my modified Kirby Morgan full face mask, communication system, rebreather, tanks, computer, scooter and all kinds of …

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Rebreathers… according to Steve Lewis

  • DIVER Editorial
  • 22nd January 2019

By Steve Lewis So, you’re looking at taking the big step into rebreathers, are you? Let’s chat. It’s okay, your secrets are safe with me. I’ll admit it, I have owned a few rebreathers myself. At last count, there have been twelve. But no worries, I am getting better, …

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10 Things to Know Before Buying a Rebreather

  • DIVER Editorial
  • 14th January 2019

Words and Photography by Jill Heinerth   Rebreathers offer an entirely new way to enjoy the underwater world. Whether it is the technology that attracts you or the potential to swim free without making bubbles, the decision to enter the domain of rebreather diving is a significant one. You …

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How Rebreathers Work

  • DIVER Editorial
  • 24th November 2018

  By Dr. David Sawatzky Rebreathers are becoming ever more common in the diving community, and in diving fatality records.  I wanted to write a column on rebreather fatalities but immediately realized that it would make no sense to most divers unless they had a good, basic understanding of …

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Tech Diving: Rebreathers…

  • DIVER Editorial
  • 6th November 2018

By Steve Lewis So, you’re looking at taking the big step into rebreathers, are you? Let’s chat. It’s okay, your secrets are safe with me. I’ll admit it, I have owned a few rebreathers myself. At last count, there have been twelve. But no worries, I am getting better, …

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Rebreather Fatalities

  • DIVER Editorial
  • 29th April 2014

Statistics show that almost always the cause is diver error By Dr. David Sawatzky In the last column I outlined how rebreathers work. There are many brands available and more coming on the market though the basic concepts for all of them are the same.  Rebreathers are complicated. There …

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Rise of the Recreational Rebreather

  • DIVER Editorial
  • 8th January 2014

An explorer begets the Explorer, the new Hollis Gear semi-closed unit that just may change and reinvigorate sport diving  Text by Michael Menduno   Kevin Gurr has been passionate about computing and rebreathers since his first rebreather dive in 1987. The prolific 54-year old British explorer, tech instructor and …

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Rebreather diving: ‘Killing Them Softly’

  • DIVER Editorial
  • 9th July 2012

Second in series of reports on Rebreather Forum 3 by Michael Menduno. Dr. Andrew Fock, head of hyperbaric medicine at The Albert Hospital in Melbourne, Australia, himself an accomplished rebreather diver, took the RF3 stage Saturday morning with an important and sobering presentation on the risks of rebreather diving, …

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DIVER Interview: KISS Rebreathers

  • DIVER Editorial
  • 6th July 2012

Kim Mikusch Smith from Canadian KISS Rebreathers talks about safety, accessibility and why you should be interested in rebreather diving. For full article on Rebreathers and the Future of Diving, see DIVER Vol37 Issue 3 or click here. For more information on KISS Rebreathers click here.      

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Rebreather manufacturers

  • DIVER Editorial
  • 5th July 2012

Rebreathers are rapidly growing in popularity, below is a list of international manufacturers. If you know one we don’t, send a web link to mail@divermag.com Ambient Pressure CCR 2000 Divematics Draeger ExtendAir HB Technology Innerspace Systems Corp Kiss Rebreathers rEvo rebreathers Silent Diving Steam Machines Titan Dive Gear VR …

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Rebreather History: From Conception to the Modern Era (1680-2012)

  • DIVER Editorial
  • 5th July 2012

By Michael Menduno 1680: Giovanni Borelli conceives the closed circuit rebreather. Believed recirculating air through copper tube cooled by seawater would allow impurities to condense. 1726: Stephan Hale developed a device for surviving mine disasters. The helmet contained a flannel liner soaked in sea salt and tartar as a …

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Dive-By-Wire?

  • DIVER Editorial
  • 5th July 2012

Sixth in series of reports on Rebreather Forum 3 by Michael Menduno. The diving media and interested Rebreather Forum participants were treated to a preview of the lovechild spawned by Poseidon and Dr. Bill Stone, CEO of Stone Aerospace. Called the Poseidon TECH (DIVER Volume 37 Number 4), the …

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PCO2: The Dark Matter of Rebreather Diving

  • DIVER Editorial
  • 5th July 2012

Fifth in series of reports on Rebreather Forum 3 by Michael Menduno. Similar to 02 sensing problems discussed in a previous RF3 report posted here, divers must contend with issues concerning PCO2, which has been dubbed the “dark matter of rebreather diving.” High PCO2s (0.03 bar and above) can …

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Engineering The CCR Blues Away

  • DIVER Editorial
  • 5th July 2012

Fourth in series of reports on Rebreather Forum 3 by Michael Menduno. In addition to training and creating a culture that reinforces safe rebreather diving practices, experts agree that a number of safety issues might be resolved through better engineering of the equipment itself. Indeed, this is the thinking …

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Creating A Safety Culture

  • DIVER Editorial
  • 5th July 2012

Third in series of reports on Rebreather Forum 3 by Michael Menduno. Veteran explorers and educators Jill Heinerth and Terrence Tysell chaired an open discussion on training at the Rebreather Forum, encouraging participants to present views on a host of training related topics. In keeping with the RF3 theme, …

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Improving Rebreather Safety

  • DIVER Editorial
  • 5th July 2012

First in a series of reports on Rebreather Forum 3 by Michael Menduno. Rebreather Forum 3 staged in Orlando, Florida, saw the convergence of a rebreather diving ‘who’s who’ to discuss and debate this life support system that is hailed as the future of diving by some and anything …

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PADI on rebreathers: Are they safe for recreational divers? Pt1

  • DIVER Editorial
  • 18th May 2012

The world’s largest dive training agency thinks they are, and they’ve developed courses for the rec and tec diver alike. Here, the agency’s Vice President of Rebreather Technologies, Mark Caney, weighs in on PADI’s new direction, the rise of a new ‘Type-R’ recreational rebreather, and the voice of opposition. …

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PADI on rebreathers: Are they safe for recreational divers? PT2

  • DIVER Editorial
  • 30th April 2012

The Professional Association of Diving Instructors (PADI), the world’s largest scuba training agency, has expanded its course offerings in recent months to include recreational rebreather instruction. What follows is the continuation of an interview with Mark Caney, PADI’s Vice President of Rebreather Technologies, published in the current issue of …

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Marketing Rebreathers

  • DIVER Editorial
  • 31st October 2011

Jarrod Jablonski talks with Michael Menduno   Credit Where Credit Is Due In my interview with explorer Jarrod Jablonski in DIVER Vol. 37 Number 1, I incorrectly stated that Jablonski and his team from Global Underwater Explorers were the first to video the USS Atlanta in 430 feet (130m) …

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