Transformers: Robots in Disguise: Combiner Force: Bulkhead Returns
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What Is A Bulkhead?
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Transformers Prime Dreadwing vs bulkhead
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How to install a bulkhead | BRStv How-To
A bulkhead is an upright wall within the hull of a ship or within the fuselage of an aeroplane. Other kinds of partition elements within a ship are decks and deckheads.