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Discuss new megaflow PVR bangs loud why in the Central Heating Forum area at UKPlumbersForums.co.uk.

  1. john6808

    john6808 New Member

    i have had a new prv fitted on my megaflow 170L unvented tank when i turn on the hot water it bangs i have tried to
    pressurise but it makes no change
  2. CBW1982

    CBW1982 Plumber GSR Top Contributor!!

    I’m not clued up on megaflo’s but are you sure it’s the prv banging?
  3. garygvl

    garygvl GSR

    when you say prv, prv or t&p. does it bang when you turn hw off. deadleg????
  4. CBW1982

    CBW1982 Plumber GSR Top Contributor!!

    Airlock, stopcock jumper, or 1/4 turn tap being shut off too quick?
    • Agree Agree x 1
  5. king of pipes

    king of pipes Trusted Plumber GSR

    Any pictures available? Kop
  6. townfanjon

    townfanjon Trusted Plumber GSR Top Contributor!!

    Dont laugh is this a bang or a rumble ?
    Are you just shutting a tap off too quickly ?
    • Like Like x 1
  7. john6808

    john6808 New Member

    Problem solved plumber called today didn’t admit it but I think he put the flow the wrong way
    • Funny Funny x 1
    • Informative Informative x 1
    • Useful Useful x 1
  8. CBW1982

    CBW1982 Plumber GSR Top Contributor!!