Earlier on I went into my local motor shop and low and behold there was an 12v electric heater fan for £15 and a fan for summer.
It fits in to a fAg lighter socket,just as winters finishing I may have found next years solution to frozen pumps.
HAS ANYONE USED ONE OF THESE,SOURCED WERE I CAN BUY THEM IN BULK,5000
AT A TIME FROM CHINA,STRAIT FROM THE FACTORY.
GAZA