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Got an old, 15-20yr old Glow-worm 24hxi (open-vented system) that's had a weird deeprumbling noise for years. It’s not the usual “kettle boiling” whistle, it’s more like a low jackhammer vibration you can feel through the house. Happens 20 mins into a hot-water cycle, lasts circa 40 secs, pitch...

So, my dad is finally getting a summerhouse built in his garden, and looks like Ill be doing the wiring. Now its not one of those flat pack assembly kits things; its the real deal joiners, builders, etc. Before we go any further, I know this work is notifiable and he intends on getting his...

Hi folks, new to the forum. Just moved house and have nearly finished gutting and renovating it. Boiler is Kettling so decided to buy some sludge remover. It's a glow worm 24hxi, and coming from a combi house to this 'sealed system?' ( cold water tank in loft, hot water tank in eaves, boiler...