On 14/02/2020 15:47, newshound wrote:
On 14/02/2020 13:32, The Natural Philosopher wrote:
On 14/02/2020 13:08, simon mitchelmore wrote:
My friend is too scared to turn on the immersion heater during the
day because she is absent minded and only remembers its on a few days
later and so gets big bills.

Not from an immersion heater she wont.

Total heat loss from a decent cylinder is probably less than 50W


But it might be a naked one.

She might have it installed in her freezer, too


--
"I guess a rattlesnake ain't risponsible fer bein' a rattlesnake, but ah
puts mah heel on um jess the same if'n I catches him around mah chillun".