How to establish how much electricity is being consumed by a specific device. 

Press the PLAY arrow to view the underfloor heating video

Press the PLAY arrow to view the lounge 2-Bar heater video

Press the PLAY arrow to view the electric kettle video

A summary of the results is shown in the table below

Device Electricity Consumption Running Cost in pence per hour Comments
Lounge underfloor heating 1.24kW 31p This is in the peak period. In the off-peak period it is 16pph.
Glow on two-bar heater 0.03kW 1p The psychological effect of warmth from the glow bar in the communal lounge is worth it.
1-Bar heater 1.10kW 28p This is cheaper, during the peak period, than the underfloor heating providing instant heat.
2-Bar heater 2.17kW 55p This is more expensive than the underfloor heating.
Electric kettle 3.17kW 80p The kettle, however, won't take an hour to boil.