In article ,
powerstation wrote:
But the oil heater will need to be on for longer to bring the room up
to a given temp, and will then give out that stored heat after switch
off. Oil filled heaters are also the largest and highest purchase cost
option.

My point exactly, the 3kw is the input rating, not the output.

They're near enough the same thing with electric heaters.

--
*There are 3 kinds of people: those who can count & those who can't.

Dave Plowman London SW
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