Not much of a mystery for either. Kaiser's was discussed back in 2015:
http://negril.com/forum/showthread.p...27s#post162401
As for T-Water, that was discussed back in 2014:
http://negril.com/forum/showthread.p...ter#post141703
These threads, being 2 and 3 years old respectively, do contain some outdated info. But the Kaiser's and T-Water information was correct at the time.