buoyancy

Trying to calculate wing lift required. What is the buoyancy of a pressurized 1st and 2nd stage ? Would the air in the line offset the dry weight of the regulator set?

I am and newish diver and have a question about advice given to me by my dive instructor. I recently bought some new equipment and so went to a pool dive to get used to everything. I bought the scubapro lite hawk bc and was wearing a 7mm wetsuit (the only one I have and yes I was sweating in the...

I just purchased a Hollis S25 LX wing with aluminium backplate and Solo harness. I'll be diving with a 5mm neoprene drysuit and single 15L / 120 steel cylinder. The wing has a lift of 25lbs / 11kg, will this be enough to safely dive in the ocean?