I've had a new vaillent combination boiler and have steam comin from the flue. is this normal because i can't remember steam coming from my old standard gas boiler.
R
Should i get steam from my vertical flue?
Sep 29, 2005
1 Replies
R
Yes, it's water droplets & it's called pluming. The old boiler emitted steam, which is colourless. The new boiler will be (should be) a condensing boiler, so the steam is condensed into water. Some goes down the drain, some gets blown out with the flue gases.
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