
this is a problem we have every year , in scotland , best take out all kit and put in house , when i had my truckmount , i had 4 philps tublur heaters fitted in th van on the ground , i hav a good friend who has a electricalshop , whom will supply you them. i had mine about 7 yrs now 1 , 2feet tube cost aprox 1.5 pence per hour, so it was costing approx 6pence an hour for the four very practical and very safe to use , if your intrested or any on out there intrested you can contact him on 08006950144 ,or email alexanderselectrical.com, , cant remeber what i paid , i think £25-£30 each