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Hi, Opinions please on the use of the junction box, under this new ch boiler installation. The boiler is in Zone 3. The 230 supply entering the bottom of the JB, is from a switched fuse spur on other side of the wall outside the bathroom.

Hi there, I have a worcester 350. The expansion vessel, part number 87161425060, is obsolete and I can't find anyone with stock. So I need to fit an external vessel fitted instead. The size is 10 litres and there are plenty to choose from. Easy enough. However, the original expansion fitting...

Hi all, I have found a few threads on boiler services, but as I can't find the answer to my question, I'm starting this new thread. I fully understand that a safety inspection and a safety check certificate, is an entirely separate thing, and does not involve maintenance or repair of the...