The following requirements are applicable only for the storage
rooms for fire-extinguishing media of fixed gas fire-extinguishing
systems:
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.1 the storage room should be used for no other
purposes (last part of the first sentencefootnote);
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.2 if the storage space is located below deck,
it should be located no more than one deck below the open deck and
should be directly accessible by a stairway or ladder from the open
deck (3rd sentence);
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.3 spaces which are located below deck or spaces
where access from the open deck is not provided, should be fitted
with a mechanical ventilation system designed to take exhaust air
from the bottom of the space and should be sized to provide at least
6 air changes per hour (4th sentence); and
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.4 access doors should open outwards, and bulkheads
and decks including doors and other means of closing any opening therein,
which form the boundaries between such rooms and adjacent enclosed
spaces should be gas tight (5th sentence).