Dennis — have you looked at the Frigoboat water-cooled systems? The keel cooler means no pump and no jellyfish issues.
Fred Street -- Minneapolis S/V Oceanis (1979 C&C Landfall 38) -- on the hard in Bayfield, WI :^( On Dec 20, 2013, at 4:06 PM, Dennis C. <capt...@yahoo.com> wrote: > I seem to recall reading a testimonial that the Isotherm SP units will cool > even with the boat on the hard. Tells me that jellyfish might not be an > issue. What's the heat transfer coefficient for a jellyfish, anyway? > > I looked hard at the heat rejection issue because the water temperature on > the bayou where I keep Touche' can exceed 85 F at times. I'm thinking the > refrigerant is 220-250 F in the heat transfer coil in the thruhull. That's > quite a bit of temperature differential for heat rejection. > > I like the idea of no cooling fan or cooling water pump for both energy and > reliability. > > Dennis C. > Touche' 35-1 #83 > Mandeville, LA
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