# Doors linked to the rooms (letters sequence) **URL:** \ **Category:** Lists-Logic\ **Tags:** revit, dynamo\ **Created:** [November 15, 2017, 12:55pm UTC](https://forum.dynamobim.com/t/doors-linked-to-the-rooms-letters-sequence/16512 "2017-11-15T12:55:24Z")\ **Posts on this page:** 1\ **Showing post:** 3
**Author:** ![SirFunkalot](https://avatars.discourse-cdn.com/v4/letter/s/3ab097/32.png) [@SirFunkalot](https://forum.dynamobim.com/u/SirFunkalot)\ **Post date:** [November 15, 2017, 1:53pm UTC](https://forum.dynamobim.com/t/doors-linked-to-the-rooms-letters-sequence/16512/3 "2017-11-15T13:53:51Z")
See my post, you can use the first script from BVN package perhaps. > [@Multiple-Parameter Door Numbering by Room](https://forum.dynamobim.com/t/multiple-parameter-door-numbering-by-room/16507): > > Hello, I am quite the beginner in Dynamo, and I have recently had an interesting mission at my job, and that is to renumber all doors in a project based on the room number they open into. After scouring the internet for anything that can help, I found a few scripts, especially one that does exactly what I need. It’s from BVN and it’s called “Door.RenumberbyRoom”. It’s quite complicated deep inside, but the block itself is very easy to use, and it does exactly what I need, specifically taking … --- _[View the full topic](https://forum.dynamobim.com/t/doors-linked-to-the-rooms-letters-sequence/16512)._