# When is a door not a door . . . . choosing the correct entity classification for quantity take off.

**URL:** <https://forums.buildingsmart.org/t/when-is-a-door-not-a-door-choosing-the-correct-entity-classification-for-quantity-take-off/2857>\
**Category:** Developers\
**Tags:** ifc4\
**Created:** [July 16, 2020, 8:47am UTC](https://forums.buildingsmart.org/t/when-is-a-door-not-a-door-choosing-the-correct-entity-classification-for-quantity-take-off/2857 "2020-07-16T08:47:36Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![Moult](https://sea2.discourse-cdn.com/flex016/user_avatar/forums.buildingsmart.org/moult/32/196_2.png) [@Moult](https://forums.buildingsmart.org/u/Moult)\
**Post date:** [July 30, 2020, 1:23am UTC](https://forums.buildingsmart.org/t/when-is-a-door-not-a-door-choosing-the-correct-entity-classification-for-quantity-take-off/2857/8 "2020-07-30T01:23:57Z")

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Is there a buildingSMART project currently tackling this? Perhaps the folks from Graphisoft could help provide a good starting point?

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