Learn to Scuba Dive

Drysuit or BCD For Buoyancy Control: Which Is Best?

It’s best to use your drysuit and not your BCD for buoyancy when diving in a drysuit, as it’s better to use only one air cell for buoyancy to have only one to vent on your ascent. If you use your BCD for buoyancy you’ll need to use both, as you’ll have to add air to your drysuit to avoid drysuit squeeze.

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