On 13/04/2021 12:20, Steve Walker wrote:
I also looked at electric heaters, as my car is normally parked on the
drive at night, but even that would have been difficult, as there was no
space for the heater and pump where the pipes were actually accessible.

Last time I was in Finland (which is a while ago) all the cars outside
the office were plugged in to stop them freezing up during the day.

An electric engine heater is a standard fitting out there.

Andy