Recent content by pollard1

Ok Thanks do some houses get plumbed like that then?

I have had a look around and cant find an answer. Just moved into a house and when I turn my HW on and CH on both work (HW also works on its own) but CH on its own doesn't boiler stays off. I believe I only have 1 2 way valve cant find any info on this setup. Boiler is a Prima F30 and...