Scuba Forum > Pony Bottle for PADI wreck certification
#850
ks54 - 4/26/2014 12:29 AM
peter

If you are going to 180 ft you wil probably be taking many tanks. Probably an extra 80 of trimix to get you to 70 ft and a 50% for deco. or a 80 with trimix >20% o2 and a 40 or more of o2 for deco.