My boiler struggled to circulate throughout my house so my heating engineer installed an auxilliary pump a few years ago. On a recent service he identified that the auxilliary pump was not working. He said that it was down to the motorised valve and he wants to charge £350 to replace it. He said...
Jus hoping for confirmation that these two model numbers are identical in every way? Most adverts show both numbers, but a few have them listed exclusively as one or the other...
They are the same? The 272848/U is Normally Closed too?
Many thanks.
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