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profdant139's avatar
profdant139
Explorer II
Mar 20, 2018

Can water heater run while towing? Here's why . . .

I am thinking about installing a water-heater-powered underbelly tank heating system -- several of our members have already done so. A very big and daunting project, but I think it is within my compe...
BarneyS's avatar
BarneyS
Nomad
Mar 20, 2018
pianotuna wrote:
Hi,

If the belly is enclosed and heated by the furnace then just run it instead?

I use a twin window fan to cause warm cabin air to circulate through the duct work. It draws a whopping 27 watts.

Don,
The OP stated in his opening post "(And I can't use my furnace to heat the tanks, both because it uses a lot of power and because there is no way to hook up a duct to the existing furnace.)"
His belly cannot be heated by the furnace as far as I can see according to what he posted.
Barney

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