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Discuss Connecting to cast iron waste in the Plumbing Forum area at

  1. Daljit68

    Daljit68 New Member


    I had a leak in kitchen at point where 40mm plastic connected with 110mm cast iron (spigot?). The cement was crumbling away. I removed old stuff now looking to reconnect. Tried this - - but too large, internal opening is 90mm. Should I forget connector and re- cement? If so, what mix.


  2. ShaunCorbs

    ShaunCorbs S. Mod Trusted Plumber GSR Top Contributor!!

    • Like Like x 3
  3. CBW1982

    CBW1982 GSR Top Contributor!!

  4. Peter J Brown

    Peter J Brown GSR

    Rubber fernco 90mm x 50 mm 50mm x 40mm solvent reducer and bobs yer auntie
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