Forum Discussion
bobndot
Dec 31, 2021Explorer II
I was not very precise. My question was more about the need for the rv antifreeze in the grey and black tanks.
Some holding tanks use heat pads in either 12v DC or 120v AC configurations. Some other units use a dedicated heat duct which is branched off the furnace to put some heat near those tanks as long as they are enclosed and not exposed to the elements .
Some units have no means for heat on or near those holding tanks. Those tanks would have the need for some sort of antifreeze so the contents do not completely freeze.
4 seasons is just a term . 4 seasons in Texas is not the same as 4 seasons in Canada.
I use my rig to dry camp at campgrounds with heated bath houses.
For during the night use, I have a ‘Curve’ battery operated flush toilet with its own water supply tank of 5 gals. and its own 5 gal holding tank.
If i travel with no heat on , I fill its water tank with windshield washer fluid. The holding tank gets dumped in the campground bath house toilet as needed.
Doing things this way allows me to use an electric heater off the CG ‘s electric to save my LP by not continually running the furnace.
Many rigs nowadays use Pex water lines which are somewhat forgiving regarding freezing. Its the plastic elbows, petcocks and toilet valves that usually crack causing the leaks.
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