Drain and flush fresh water tank — sanitize before winter
Winterize RV water heater — bypass and drain
Add RV antifreeze to plumbing system — pump-through method
Remove and store batteries — maintain charge over winter
Winterize RV toilet and drain traps — DIY steps
Cover RV tires — prevent dry rot and flat spots
Seal roof and inspect for leaks before winter
Propane system check — fill tanks and check for leaks
RV storage facility selection — indoor vs outdoor vs covered
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