This manual, filled with hints and explanations, covers all the theory from the science of diving to how diving affects the body. Every aspect of the equipment, from the basics to advanced diving using mixed gases, is described and divers are shown how to enjoy their sport with minimum impact on the environment.Regulators (demand valves) The regulator is also called a demand valve because it delivers breathing gas when a diver demands it by inhaling. ... Swivel base with extra low-pressure ports Top: The filter on a Poseidon regulator first stage.
|Title||:||Complete Diving Manual|
|Publisher||:||New Holland Publishers - 2005|