Only for your personal comfort and, if your furnace is working correctly, only for your wallet because you'll burn more propane. Your water lines will be fine unless the temps go further below freezing for an extended period. You might just disconnect the fresh water hose, if you're connected. Enjoy!
Jayco Designer 30 RKS Medallion pkg, Trail Air pin
'05 F350 6.0 PSD CC 4x4 DRW LB B&W Companion, Edge Insight
โCertainly, travel is more than the seeing of sights; it is a change that goes on, deep and permanent, in the ideas of living." Miriam Beard