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  1. J

    Plumbers mate - how do you use it?

    I know this is a bit basic, but how the hell do you use "plumber's mate" ie the putty stuff without getting into a complete mess - I just can't work it out. Once it gets warm it's impossible to use?
  2. J

    strange return on my central heating feed

    Please can someone help. My central heating system is open vented, but just above the boiler where the pump is, I have a return pipe just after the pump which feeds back into the returning water from the radiators. There is a gate valve in the pipe which is partially open - should it be? and...
  3. J

    central heating cleaning

    I'm about to replace a radiator with a new one and I guess need to flush the system afterwards with Sentinel 300 for new systems. My question is having read the instructions is that it says leave in for at least one hour preferably with a warm system - but can I leave it in for even longer say...
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