# Duct/Pipe Splitting with union

**URL:** <https://forum.dynamobim.com/t/duct-pipe-splitting-with-union/23987>\
**Category:** Revit\
**Tags:** revit, mepover\
**Created:** [July 21, 2018, 8:07am UTC](https://forum.dynamobim.com/t/duct-pipe-splitting-with-union/23987 "2018-07-21T08:07:39Z")\
**Posts on this page:** 1\
**Showing post:** 23

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**Author:** ![Hieudang96as](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/hieudang96as/32/52583_2.png) [@Hieudang96as](https://forum.dynamobim.com/u/Hieudang96as)\
**Post date:** [August 11, 2018, 12:44am UTC](https://forum.dynamobim.com/t/duct-pipe-splitting-with-union/23987/23 "2018-08-11T00:44:56Z")

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I have edited and it worked. @Sujan you need to edit “margin = 0” =\> “margin = 5” in python. But the branch is still unable to connect.

 ![image](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/3/e/3ebdfb423b9236fa0d311bceb63d947a237317e0.png)

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