# Adding identity data "Mark" to curtain wall panels by curtain wall "Type Mark"

**URL:** <https://forum.dynamobim.com/t/adding-identity-data-mark-to-curtain-wall-panels-by-curtain-wall-type-mark/103424>\
**Category:** Revit\
**Tags:** revit, dynamo\
**Created:** [August 9, 2024, 3:55pm UTC](https://forum.dynamobim.com/t/adding-identity-data-mark-to-curtain-wall-panels-by-curtain-wall-type-mark/103424 "2024-08-09T15:55:20Z")\
**Posts on this page:** 1\
**Showing post:** 6

<div class="post-metadata">

**Author:** ![sovitek](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/sovitek/32/116237_2.png) [@sovitek](https://forum.dynamobim.com/u/sovitek)\
**Post date:** [August 10, 2024, 10:49am UTC](https://forum.dynamobim.com/t/adding-identity-data-mark-to-curtain-wall-panels-by-curtain-wall-type-mark/103424/6 "2024-08-10T10:49:32Z")

</div>

yeah sure my bad 😉 but i dont like you get null after filter by bool mask…try get rid of them

---

_[View the full topic](https://forum.dynamobim.com/t/adding-identity-data-mark-to-curtain-wall-panels-by-curtain-wall-type-mark/103424)._