Scuba manifold

Scuba manifold is a device used in scuba diving to connect two or more scuba cylinders, allowing the diver to breathe from both simultaneously. The manifold is an essential component of the scuba set, providing redundancy in the event of a cylinder or regulator failure.

Design and Function

A scuba manifold typically consists of a high-pressure valve that connects two or more scuba cylinders. The valve allows gas to flow between the cylinders, equalizing the pressure between them. This ensures that the diver can continue to breathe even if one cylinder becomes depleted or fails.

The manifold also includes a series of regulator ports, which allow the diver to connect their breathing apparatus to the cylinders. These ports are typically designed to accept standard yoke or DIN fittings, although other types of connectors may also be used.

Types of Scuba Manifolds

There are two main types of scuba manifolds: independent and dependent.

Independent manifolds allow each cylinder to be used separately, with each having its own regulator. This provides a greater degree of redundancy, as a failure in one cylinder or regulator will not affect the other.

Dependent manifolds, on the other hand, connect the cylinders together so that gas can flow between them. This allows the diver to breathe from both cylinders simultaneously, but means that a failure in one cylinder or regulator could potentially affect the other.

Safety Considerations

The use of a scuba manifold requires careful management of gas supplies to ensure that the diver does not run out of air. Divers using a manifold should be trained in its use and should regularly monitor their air consumption during a dive.

In addition, the manifold and its associated valves and regulators should be regularly inspected and maintained to ensure they are in good working order. Failure of the manifold or its components can lead to a potentially life-threatening situation underwater.

See Also

• Scuba diving
• Scuba set
• Scuba cylinder
• Diving regulator

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