Hi, sorry for the delay in reply - have been busy tinkering with the system.
thanks for the info have been looking at the areas you suggested -
I ruled out the radiators as the problem now only seems to occur when the hotwater part of the system is running and only starts to gurgle/bubble...
Hi,
I have an open vented heating system with a Stelrad ideal wlx + grundfos 15-50 pump.
When the system starts each time there is a gurgling rushing water sound until it gets going.
when the system is up and running there is occasional gurgles (like blowing down a straw into a cup of...