Originally Posted by BandB
Complaints you will never hear:
We've got too much hot water.
I had a 40 gallon household W/H on my boat, electric only with no heat exchanger. Well insulated with a blanket. Plenty of hot (and then warmish) water for a days of cruising without having to turn on the genset.
If I had to do it again, I would buy another large, domestic unit designed for solar purposes (built in heat exchange loop) and not spend the money on a marine unit. Of course have to add the insulation blankets.