Hollis Rebreather LLC has been notified of a safety concern regarding specific lots of low-pressure regulator hoses we have supplied to our customers. The manufacturer of these hoses, Danicorp, is conducting a hose recall of all low-pressure hose assemblies purchased between February 22 through September 30, 2018. This product is suspected of not adhering to...Read More
Shearwater Firmware v65 is now available. This update is applicable to the NERD 2, Petrel, Petrel 2, Perdix, and Perdix AI as they share a common firmware base. Due to hardware differences, not all features are available on all models. The following changes apply to all models unless otherwise noted. This update includes new features:...Read More
The French Polynesian islands of Tahiti and Moorea are reporting more than 50% of their coral reefs have been bleached. As water temperatures remain unusually high for this time of year, coral bleaching is occurring despite the absence of El Niño. Hollis Rebreathers Ambassadors and biologists from the California Academy of Sciences Mesophotic Dive Team...Read More
The new PRISM 2 Rebreather Builder from Hollis Rebreathers now allows rebreather divers to fully customize their PRISM 2 Rebreather online. Choose Counterlungs, Cylinders, MOD-1 Mask, Harness, Wing options and more. The PRISM 2 Builder is ideal for rebreather divers who want total control over their rebreather package. “We designed the PRISM 2 Rebreather builder...Read More
Divers are often looking for new ways to reduce drag and improve streamlining, and now they can with the new PRISM 2 Back Mounted Counterlungs from Hollis Rebreathers! Our new BMCL design allows divers to improve streamlining with less drag and better horizontal trim while leaving the chest free for attachment of additional tanks and...Read More
QUESTION: It is always recommended to carry a bailout bottle when diving deeper than 60 ft (18 m) deep, but how would you handle an emergency situation if your bailout second stage was breathing wet and you did not have a BOV on your unit? ANSWER: Let’s face it. You have had a really bad day if...Read More
One of my favorite aspects of the Prism 2 design is its ability to be configured in different ways to accommodate different diving styles. We have 3.5 and 2.5 liter counterlungs available, inhale counterlungs with manual diluent addition valves in addition to the standard ADV’s, and soon we will introduce a back-mounted counterlung design for those needing...Read More
BOVs can be handy devices, allowing you to leave the DSV in your mouth if you need to switch to open circuit. They are essential on recreational rebreathers. For technical rebreather divers, keep the following points in mind: BOVs are easy to switch to open circuit, but don’t be hasty and switch back until you...Read More
QUESTION: Can you use nitrox in your diluent tank? ANSWER: Yes When working on a Hollywood set that was 15 feet deep, I actually filled both the oxygen and diluent tanks with oxygen. It prevented a lot of potential issues the actors could have experienced. But let’s consider the best recipe for diluent. First, it must be...Read More
Used by United States Marines Combat Divers and Military Dive Teams around the world, Professional Underwater Videography Teams and Scientific Dive Teams, the Kirby Morgan Modular Full-Face Mask represents a giant step-up in safety, versatility and convenience over conventional Full-Face Masks (FFMs). Known simply as the “MOD-1”, the patented Kirby Morgan two-chamber (Mask & POD)...Read More
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