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Effect of low water pressure in heating system?

Borzoi · 2012-03-01 20:34:49

What would the symptoms be of low water pressure in a domestic heating system? We have U/F heating which has been ok, but not great this winter. I just noticed that the water pressure was very low, 0.9bar, so opened the valve, and topped it off to around 2.5bar. I was just curious as to what the effect would be? Dead…

01-03-2012 8:34pm

#1

Borzoi

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What would the symptoms be of low water pressure in a domestic heating system?

We have U/F heating which has been ok, but not great this winter. I just noticed that the water pressure was very low, 0.9bar, so opened the valve, and topped it off to around 2.5bar.

I was just curious as to what the effect would be? Dead zones, slow water flow??

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Comments

#2 01-03-2012 9:36pm

gdavis

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2.5 bar is too much,as when heating is turned on the pressure will rise and when it reaches 3 bar your safety valve should "lift" . 0.9 bar is not very low,1-1.5 bar is the norm

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