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Discussion in 'Central Heating Forum' started by black 31, Jan 10, 2011.

Discuss fernox in the Central Heating Forum area at

  1. black 31

    black 31 Guest

    evenin guys just joined i am a small time land lord with four propetysand am introducing myself with a question have put some fernox leak sealant in a system my question is once it has done its job if i should drain system for any reason does it need reapplying or does it set so to speak thanks in advance for any advice
  2. Dannypipe

    Dannypipe Trusted Plumber GSR

    No need to put more in if you drain the system. It will have done its job.
  3. black 31

    black 31 Guest

    thanks danny
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