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Noisy feed into expansion tank

Posted: Wed Apr 25, 2007 4:29 pm
by m29
I have recently had two new radiators added to my CH. Since then, I have noticed a noise when the hot water has been on (I haven't had the central heating on since) which I have traced to water returning to the expansion tank in the loft at great speed.

I have a Potterton Netaheat boiler. Any help gratefully received as its waking me up first thing in the morning as the water heats up!!!