Outdoor thermostat and pond heater
wrote in message .co.uk...
Management is concerned that the goldfish in the pond are, as last year,
going to die if the pond is frozen over for anything more than a few
Well,,,, maybe "management" knows more about it than
I do (certainly wouldn't be hard !).
But in my experience, in a climate generally similar
to the UK (USA PacificNW), that in winter my
ponds would sometimes freeze over for 7-10-14 days,
and when naturally thawed, the goldfish were still