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> What does TL Solids do?

TL Solids is a FREE add-in for Autodesk Revit to perform checks for intersections, joined elements and cut possibilities, as well as automatic operations of join, cut and join order switching for multiple model elements.

> Which version of Revit should I run to use TL Solids?

TL Solidsis compatible with versions 2019, 2020, 2021, 2022, 2023, 2024 and 2025 of Autodesk Revit, running on Windows 10 or 11, with .NET Framework 4.8 (Revit 2019-2024) or .NET 8 (Revit 2025) runtime installed.

> What languages is TL Solids available in?

English and Portuguese-BR. English is the default language for the application. However, if you run Revit in the Portuguese-BR language, TL Solids will run in Portuguese-BR as well.

> What do I need in order to use TL Solids?

In order to use TL Solids, you will need to have an account at the Autodesk App Store, download the installer of the application and run it to install the extensions for the desired Revit versions. Once installed, the add-in can be accessed at the "eTLipse" tab at the Revit ribbon.

> Do I need a paid license to use TL Solids?

No. TL Solids can be acquired totally for FREE and no paid subscription is required to use it.

> I already own/use a TL Elements license. Would I get any benefit from installing the free version of TL Solids?

No. TL Elements contains a fully functional version of TL Solids as one of its features. You, therefore, already have the same functionalities in the TL Elements application.

> I do not know how to use the add-in. I am overwhelmed by the amount of features in the User Interface. Where can I understand it and get help?

In the TL Solids user interface you can hover your mouse cursor over any of the buttons and boxes to open a tooltip that explains the feature they set or execute. Also, you can always refer to the topics of our detailed guides for each main feature of the application. You can find them here.

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