John:
In 1960 or maybe 1962, Our SOB had an instant water made by
"Junker" or maybe "Junket". It was German. You would never run out of
hot water because when you turned on the tap, it would come on. It
would roar. It used a lot of propane. It would empty a 20# tank in 6
showers.
bill
25 ft 76 Trade Wind in WV