T
tommy1712
I understand that it's not advisable to power flush back boilers. What other boilers would people recommend not flushing.
I am kind of after a bit of a list what not to flush
if I bypass every boiler then I could just crack on with fx2 and neutraliser??
I am kind of after a bit of a list what not to flush
if I bypass every boiler then I could just crack on with fx2 and neutraliser??