Thanks for all the replies.
My comments about Economy 7 tariffs were based on some things I read on the U Switch site.
http://www.uswitch.com/gas-electricity/guides/economy-7/
They say:
As a general rule of thumb you would need to use more than 40% of your electricity at night to...
Hello, my first post so here goes!
I have recently inherited a flat which had both economy 7 heating and hot water on a white meter. These radiators and the long immersion element seem to be on a separate circuit from the other household appliances - as the circuit is dead during the day...