Posted by Joe r on December 25, 2003 at 13:57:38:
In Reply to: Don't you get cold? posted by Elaine on December 24, 2003 at 22:16:20:
Proper thermal protection for the enviroment...
Plus RBs generate heat.. The breathing loop is warm... You can be in 40f water an breathing gas near body temp.. So no loss of body temp with each breath as in open circuit scuba..