Recent content by merlypops

Done as suggested and the two offending radiators do heat up - albeit slowly but that is probably due to the microbore. I will try balancing the system as described on here, but that may take a while as it seems that it is actually set up as two separate loops and there are 19 radiators.

Thanks. I'll give that a try tomorrow and let you know how it goes.

I hope someone out there can help me. I have two radiators which were fitted in an extension on 8mm microbore pipe. They were never great at heating but since we changed the boiler they don't heat up at all. The original boiler was a gravity fed system but now it is pressurised. I think I have...