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    secondary expansion vessel

    so there should have been plenty of water sitting outside the discharge pipe? it didnt look like 7-9 ltrs! im going to do the job myself today... drain all pressure via prv and then repressurise the vessel, close prv and refill. its a 3 bed house so vessel should be at 1bar? cant see...
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    secondary expansion vessel

    i will check out the FAQ . wasn't aware you could just replace the valve :D half emptying a rad sounds like a great idea... and i imagine also it would confirm an expansion vessel issue. nice one!
  3. T

    secondary expansion vessel

    hi all. had a corgi guy out to our sime super 90 plus combi boiler. problem was/is that system holds 1 bar fine until running where it climbs to 3 bar and once cooled shows .25 of a bar. the engineer recharged the expansion vessel and didnt find water. system ran fine whilst he was...
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    air tight floor?

    was hoping to hear that! thanks john :)
  5. T

    air tight floor?

    hello im new and have tried looking through threads but cant find my answer. i am boarding over uneven floorboards upstairs in a 1955 house. im using 9mm wpb. do i need to worry about ventilation.. as its going to be pretty air tight once its done? many thanks pat
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