Your tiler has a real “Can’t do” attitude and sounds like a really negative and unflexible subbie.
I can’t stand to be around people like this as their attitude will rub off onto others and drag people down.
To not even offer to have a go at siliconing just sums him up.
Hope you find a good...
How many radiators do you have?
If you have a combi or system boiler then the boilers existing expansion vessel might not be big enough for the volume of water contained in the heating system and thus an additional expansion vessel might need to be installed the cope.
Newboy I think if you read what he said, then he said he used PTFE on both ends of the connection.
I wouldn't know how many turns of PTFE it takes to pack an M10 to a M12,It sounds like you speak from experience about having leaks on these and have found out the hard way about bodging with...
Yes your right, I totally forgot about 8mm. The op said he wrapped PTFE on the threads so it IS possible that he MIGHT have used a smaller size and thus the PTFE packed it out as it entered the tap.
Guys read what I've wrote, it 's easy!
M10 thread goes into a 10mm thread
M12 thread goes into a 12mm thread
Just because one end is one size dosn't mean that the other side is.
All flexi's for mono blocs are sized at m10 or m12 so if it don't fit or leaks then you have used the wrong...