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I have a heat only Worcester Bosch 30kw boiler and a 300L Ideal unvented cylinder. There are 3 zone valves, one for ground floor heating, another for 1st floor/loft heating and the last is for hot water. There is only one return pipe for the radiators. I had this and completely new pipework done...

Hi All, I recently got fitted a heat only Worcester Bosch boiler with a separate expansion vessel and Ideal unvented cylinder. At the end the installers spent hours getting the air out by disconnecting and reconnecting the power plug to the Grundfos Alpha2 pump and bleeding the filter under the...

My house has 2 connections into the main foul drainage within 1m of each other and the idea is that 5 toilets will connect to both of these following an extension. I fell out with the builder that did it like this so I'm not sure what the exact plan was. I know that usually you would have one...