People should not buy low-wattage heaters expecting to save money on heating, experts say. Low-wattage electric panel heaters, such as the heavily-advertised Econo-Heat or Ecosave panel heater, are marketed as cheap options. Many are only 400W, compared to 2kW for a small fan heater. But Energy Efficiency and Conservation Authority technical adviser Christian Hoerning said a 400kW heater ...
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