100 cubic feet is a BIG tank. I am pretty sure my tank would be a 60 as a scuba tank. I am 99% sure it is smaller than my 80 scuba tank.
Joe Coquina BTW - ABYC and Federal Regulations <>. Plenty of ABYC stuff is not required by any law. _______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray