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Hi All, Does anyone know how close to the claimed efficiency rating boilers get and do non condensing get closer to the figure than condensing ones more of the time? In particular I'm referring to the Worcester Bosch 35CDi (condensing and 90% efficient) and the 35CDi II RSF (non condensing...

Hi All, Currently having a new Worcester Bosch 35CDi boiler fitted by a Corgi guy and for the pipe from the Pressure relief valve he plans to use a copper tube for the first 0.6 m and then drop it into a plastic waste pipe that'll go into and then across the concrete floor and finally be...

Thanks for the replies guys. You are basically backing up what I'm hearing from other people. I think I'll look into other alternatives a bit more. Any other opinions gratefully received. Cheers Stu

Hi All, I'm sorry for posting a question which you must all hear all the time but I could do with some advice. Myself and my girlfriend live in a 1920's 3 bed house which currently has one bathroom with a bath and a shower. The heating and hot water is currently supplied by a working but...