Causes of boiler and some rads coming on when switched off

andrewhuet Posts: 1, Reputation: 1

New Member

Nov 23, 2010, 01:51 PM

Causes of boiler and some rads coming on when switched off

massplumber2008 Posts: 12,832, Reputation: 1212

Senior Plumbing Expert

Nov 23, 2010, 04:49 PM

Hi Andrew...

Do you have a steam boiler or a forced hot water boiler? How many zones (same question as how many thermostats do you have)? Let me know, OK?

Mark

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