Keeping caravan frost free?

Johnnieboy1
Johnnieboy1 Forum Participant Posts: 2
edited March 2013 in Caravans #1

(Moved from the Social Room)

Does anyone have a solution to the problem of keeping my caravan frost free during this cold weather. I drained down the water system but a small amount of water remained in one tap and it split. I was wondering what to use to give just enough heat to keep the interior frost free?