GBM

Generic Breathing Machine

Fully Redundant, Expedition Grade Rated Right Out of the Box

GBM

Straightforward, streamlined pre-dive building-up and disassembly after diving – doable under 5 minutes; simple maintenance and service. Tested and regularly dived to 100m / 330ft in cold and warm OW, wrecks and caves with a single dive time limited only by diver’s oxygen consumption and diluent usage.

Front-Mounted

Easy access to all controls

Travel Friendly

The entire unit, hoses, and all accessories fit neatly into a computer backpack. Light weight 15.4 lbs / 7Kg. Small size

Mechanical

Needle Valve to control PPO2. Fine control of oxygen addition to match metabolic consumption depending on workload. Add oxygen by button press. Multiple redundant injection points. No depth limit.

Breathing Hose Connection

Threaded, safe, easy to maintain, swiveling, one minute connection & disconnection

Polymer Parts

No corrosion, most parts of the rebreathers are made of polymer materials.

O2 (Outer) Attachment Plate

Laser cut marine grade sanded aluminum.

O2/ DIL MAV

Add diluent to maintain breathable volume. Unidirectional, check-valve, standard female BC connector – avoids loop flood when disconnected while switching gas source.

Needle Valve. Fine control of oxygen addition to match metabolic consumption depending on workload. Add oxygen by button press. Multiple redundant injection points.

DSV

Easy one hand operation and simple to service. Dive Shutoff Valve.

Light Weight and Easy to walk in and out of

Even with 2 rebreathers on a single shoulder.

Cable/Hose Management System

Outer case loops allow flush cable and hose management to your body. Proper trim and no dragging.

MRS

Retains mouthpiece if unconscious or in convulsions. Easy to adjust. Reduce jaw fatigue, increase comfort.

Gas Source Options

Integrated onboard, sidemount, backmount, umbilical

Inner-Scrubber Canister Attachment Plate

Laser cut marine grade sanded aluminum.

Scrubber/Canister

Machine made from delrin – 5.5 lbs/2.5 kgs. Tested for 3 hours and 20 minutes in 40°F/4°C. And for 5 hours in 75°F/24°C. 

Electronics/Sensor House

Two factory installed solid state sensors, and two galvanic sensors, user configurable to provide output to two redundant computers via AK/4 cables.

Easy Control by Either Hand

Position as preconfigured or centered for either hand to control on a dive when handling other gear like scooter or camera.

Optional Sensor Calibration Kit

Allows for quick and convenient computer calibration before or between dives.

Choice of Covers

In addition to the default “camo” outer bag, different color options are available on order. Nylon denier 1600 fabric.

Specifications are subject to changes or modifications at any time.