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I have a conventional boiler (not combi) with separate hot water cylinder. Today, for the third time in a couple of weeks, I've found that there is no hot water (with the hot water control being turned on, and the heating turned on too) after the hot water in the tank was used up. Plus the...

One of my TRVs has broken, see picture below. It looks like some of the plastic bits that engage with the valve, inside the knob, have broken. I suspect this is because this TRV was switched off for a loooooong time, and the valve ended up getting stuck. I assumed that I would have to get a...

Hi there, I have a very old 3-wire mechanical room thermostat. I'd ideally like to replace this with an electronic one, but all the ones that I can see are for 2-wire installation. It's just the thermostat I need, this is in the lounge, I already have the timer controls by the boiler in the...

Sorry if I'm asking a question which is covered elsewhere, but I've seen different ways of doing this. My loft is about to have some free insulation installed. It has very minimal insulation at the moment, practically none. I presume the installers will be using the recommended 270mm depth of...