Heating pump position
- Thread starter raittser
- Start date
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Best is boiler >vent>feed >pump>motorised valve(s) > rads > boiler.
Pumps on the return can lead to much of the system being under negative pressure with respect to the atmosphere, so air can be sucked into microleaks, which leads to corrosion sludge.
Pumps on the return can lead to much of the system being under negative pressure with respect to the atmosphere, so air can be sucked into microleaks, which leads to corrosion sludge.
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