Trade calculators

Conduit bending

Offsets and three-point saddles: how far apart to mark the conduit and how much it shrinks.

Works in your browser. Nothing is uploaded.
in

Between marks

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Shrink

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Multiplier and shrink

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Add the shrink to your measurement to the obstacle so the offset lands where you want it.

How to use it

  1. Measure the obstacle

    Its height from the conduit’s run, in inches or millimetres.

  2. Pick the bend

    The angle your bender is marked for, or the saddle’s centre bend.

  3. Mark and bend

    Mark the distances shown, and add the shrink to your measurement.

Tips

  • Smaller angle, longer offset

    A 10° offset is gentle and pulls easily; a 45° one is short and tight.

  • Same plane

    Keep both bends of an offset in the same plane, or the pipe dog-legs.

  • Check the angle

    Lay your phone on the pipe and read the bend with the level while you pull.

In the app

Conduit bending in Angle Meter

  • Reads the bend with the phone on the pipe
  • Beeps at the angle plus springback
  • Layout marks for the trade’s bends
  • A job list that walks the bends in order
Get it onGoogle PlayComing soon to the App Store
Conduit bending guide ›
Plan a conduit bend

More online tools