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Hi, I have a Siadaw 'Le Grade' Duo Thermostatic shower which has developed a leak which I suspect is the 'o' ring on the cartridge spindle. Can anyone suggest where I can get a service kit of 'o' rings for the thermostatic valve? My local Plumbing trade outlet seems to think Siadaw have been...

Hi, I have been reading about the problems with a noisy central heating system after trv`s were fitted. One suggestion to silence the noise was to fit the TRV at the other end of the radiator. I have a back boiler with 9 radiators which are pumped, and a gravity HW system and want to fit TRV`s...

I recently moved into a house that has a flat roof extension. The windows face NE and its very cold when the weather is frosty. I suspect a lot of the cold comes down from the flat roof as I think it was built before modern day insulation requirements. Is there any way I can insulate inside the...