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50mm waste pipe required fall

Discussion in 'Plumbing and Central Heating' started by Fallout, 5 Mar 2021.

  1. Fallout

    Fallout

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    What is the required fall for a 50mm waste pipe. Is 25mm a meter about right?
     
  2. just pumps

    just pumps

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    20 - 25mm for me
     
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  4. muggles

    muggles

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    2.5° ideally, which is 44mm per metre
     
  5. Madrab

    Madrab

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    +1 ... min is around 20mm, max is 90mm so somewhere in the middle is optimum.
     
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  7. Matt887

    Matt887

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    I'd go for 25mm per meter.
     
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