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I drained my system [gravity fed] to get rid of rubbish in the water and re-dosed with protector chemicals. But ... when re-starting the boiler, I got an error F5 - which I now know means it overheated (because I didn't read the instructions in the manual properly ... yes, I know ...)...

Hello The nylon roller on one side of my garage door has come off. I've bought a new roller but am now wondering how to get the thing on! Has anybody got experience of doing this - or do I need to buy the complete spindle? I was thinking of lowering the door and taking the side channel...

I have a problem with my shower pump. It's both noisy, with a grinding-type noise, and doesn't pump hot water. In recent days, it's also activated itself when you run hot water in the bath. I'd be grateful for any ideas about the cause of this - and your views about replacing only the parts...

Hello all I have just had a Vaillant ecoMax pro 28E condensing boiler installed. Why would the installer have increased the gas supply pipe from 15mm to 22mm, given that the boiler itself only has a 15mm connector (so that’s all the gas it can use)? The person who specified the work said that...