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Other accessories such as manifolds, cylinder bands, protective nets and boots and carrying handles may be provided.
Various configurations of harness may be used to carry the cylinder or cylinders while diving, depending on the application.
We recommend that you stay in , which is where we board the boat (from the Fredricksted Pier).
There are many VRBO's, Airbnb's and hotels in the area.
They are occasionally used when portability for accessing the dive site is critical, such as in cave diving.
Composite cylinders certified to ISO-11119-2 or ISO-11119-3 may only be used for underwater applications if they are manufactured in accordance with the requirements for underwater use and are marked "UW".
Scuba divers may dive with a single cylinder, a pair of similar cylinders, or a main cylinder and a smaller "pony" cylinder, carried on the diver's back or clipped onto the harness at the sides.
Filament wound composite cylinders are used in fire fighting breathing apparatus and oxygen first aid equipment because of their low weight, but are rarely used for diving, due to their high positive buoyancy.
An especially common cylinder provided at tropical dive resorts is the "aluminium-S80" which is an aluminium cylinder design with an internal volume of 0.39 cubic feet (11.0 l) rated to hold a nominal volume of 80 cubic feet (2,300 l) of atmospheric pressure gas at its rated working pressure of 3,000 pounds per square inch (207 bar).
Aluminium cylinders are also often used where divers carry many cylinders, such as in technical diving in water which is warm enough that the dive suit does not provide much buoyancy, because the greater buoyancy of aluminium cylinders reduces the amount of extra buoyancy the diver would need to achieve neutral buoyancy.
A diving cylinder, scuba tank or diving tank is a gas cylinder used to store and transport the high pressure breathing gas required by a scuba set.
It may also be used for surface-supplied diving or as decompression gas or an emergency gas supply for surface supplied diving or scuba.
"Scuba tank" or "diving tank" is more often used colloquially by non-professionals and native speakers of American English.