Properly re-size your duct and then modify its base on the new dimensions. You can also convert rectangular ducts into a round and vice versa.

Make Elements Rectilinear, that is: horizontal, vertical, have equal Y points, or have equal X points.

Copy parameter value from one parameter to another one in the same family.

Finally, a tool to get the distance between 2 points in a 3D view. Fast and easy.

Section Plugin for Autodesk® Revit® enables users to draw a section around simple MEP curved objects (like pipes, ducts, cable trays, and conduits) easily without any effort with just one click!

This application allows Autodesk® Revit® users to place a tag for Legend Component and keep the tag updated automatically

This application allows Autodesk® Revit® users to convert TextNote to tag automatically.

This add-in will help you to export multiple sheets in an Autodesk® Revit® file to PDF (sheets with different sizes and orientation, and complicated names and ...).

This add-in will help you to export multiple sheets in an Autodesk® Revit® file to PDF (sheets with different sizes and orientation, and complicated names and ...).

This add-in will help you to find the ID of a linked element in an Autodesk® Revit® file.

Purge CAD Plugin for Autodesk® Revit® enables users to purge all the Autodesk® AutoCAD® links/imports with just a simple click.

This add-in will help you to manage all print setups in an Autodesk® Revit® file.

The Diffusers to Ceilings tool detects the ceiling to which the diffuser should be moved to and moves the diffuser to its corresponding ceiling.

The Space CFM To Diffusers is a tool that rounds the space specified airflows based on the user input, divide, and round that flow over the corresponding diffusers in each space.

Whenever you want to reuse/copy view filter overrides between views or view templates in Autodesk® Revit® 2015 or later, this application will do it in seconds, saving hours of tedious manual work.

This application allows Autodesk® Revit® users to view clashes created by Autodesk® Navisworks® in Revit very quickly.

Quickly and easily align a new or existing section line to a face or edge.

Secure Remote 3D App Streaming Solution (on-premise or cloud), optimized for NVIDIA Quadro®. Remote access 3D workstations from any device (mobile + PC/MAC/Chrome).

ToyBoxRedFree is a bundled app. ToyBoxRedFree contains 16individual apps include.

Converts PDF files into editable DWG and DXF files. 30-day Trial.

A tool to flip the work plane of multiple selected items. Can also be used to bulk rotate items.

All-in-one tool to produce a clean Autodesk® Revit® output file.

SOFiSTiK BiMTOOLS is a set of free tools for Autodesk® Revit® Structure which enhances the productivity for elaborations of views up to 50%.

Plugin monitors all the created and modified dimensions and, in case the dimensional text falls on dimensional lines, it displaces the dimensional text aside