whisky-dave wrote in
:

On Friday, 14 February 2020 15:53:28 UTC, Andrew 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. She'e on Economy 7, so its set for night



Is the thermostat set at a suitable temp so that consumption is minimal if
water is not being run off?