Originally Posted by onewolf
I would need less than 40-50 gallons per day. I would prefer a 12V system. What''s the most reliable system? Most economical?
That will never keep your hot tub fresh . . . . you'll have to use the same water for two days!!
We sailed from US to Bora Bora including a stop in the Marquesas (about 6 weeks, 3 people) and used about 600 litres (45 gallons). Your volume requirements are enormous.