Cost of gas to heat upon a kitchen oven?
"andrew" wrote in message
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dennis@home wrote:
They circulate the air inside the oven with a very small vent to allow
pressure equalisation.
A vent is provided elsewhere to let steam out, the bleed by the fan is to
cool the fan and bearing I think.
Not on the new one I just fitted.
The steam comes out when you open the door though.
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