Guides
- Revit Tag Alignment: How to Align and Rotate Tags on MEP DrawingsLearn how to align Revit tags with angled ducts and pipes, use Rotate with Component, and rotate annotations to match elements with RayCAD's Align Tool.
- How Long Does MEPF Tagging Take in Revit?How to time MEPF tagging in Revit on your own set, how to multiply one sheet into a full project, and what RayCAD's sample sheet run times show.
- How to tag ducts in Revit: Tag by Category and Tag All Not Tagged, step by stepTag ducts in Revit step by step. Load the duct tag, use Tag by Category or Tag All Not Tagged, tag flex ducts, angled ducts, and linked models, fix question marks, and see how RayCAD tags a full set.
- Revit Spot Elevation for MEP: Relative Levels and Common FixesPlace spot elevations in Revit, show elevations relative to a level, fix values that look wrong, and understand when to use pipe or duct elevation tags instead.
- Revit Tag All in Multiple Views: How to Tag Sheets (2026–2027)Can Revit Tag All tag multiple views or sheets? Follow the native Revit 2026 and 2027 steps for floor plans and sections, plus how RayCAD tags multiple views.
- Revit Tag All Not Working? How to Fix Tag All Not TaggedRevit Tag All Not Tagged doing nothing, skipping elements, or showing blank tags? Check tag families, visibility, linked models, and tag parameters.
- Revit Tag Leaders: Location, Offset, Gap, Arrowhead and Line WeightLearn how to adjust Revit tag leader positions, attached and free ends, elbows, gaps, arrowheads, and line weights on MEPF drawings.
- Revit Tag Linked Model: Tag All and Individual Tags (2026–2027)Learn how to tag elements in linked Revit models using Tag by Category or Tag All, fix linked elements that won't tag, and manage tags after link updates.
- Revit Tag Not Showing? Fix Missing Tags and Question MarksTroubleshoot Revit tags that do not appear, display a question mark, or show an empty label. Check view visibility, tag families, and element parameters.
- How to Stop Revit Tags Overlapping on MEP SheetsFix overlapping Revit tags on MEPF sheets. Learn why tag clashes happen, how to move tags and leaders manually, and how RayCAD prevents clutter.
- How to Update Revit Tags After Model Changes and CoordinationLearn how to check and update Revit tags after MEP coordination changes, including moved elements, new fittings, orphaned tags, and selective re-tagging with RayCAD.
- Can you use ChatGPT or Claude to write a Revit tagging script?AI can write a first Revit tagging script for Dynamo, pyRevit, or C#. See how to do it, and why AI-written Revit code struggles on production drawings.
- How to make a Revit plugin for tagging, and what it takes to keep it workingBuild a Revit add-in that tags elements with C# and the IndependentTag API. See the steps, then what firms hit: edge cases, yearly Revit changes, crashes, and undo.
- Revit macro to tag all: how it works, and why it does not scaleTag elements with a Revit macro in Macro Manager. See the steps, then why macros do not hold up across projects, Revit versions, and production tagging.
- Revit duct accessory tag: how to tag dampers, silencers, and access doorsTag duct accessories in Revit step by step. Load the tag, place damper and silencer tags, show mark, type, and fire rating, and fix blank tags. See how RayCAD tags each accessory beside the run.
- Revit duct elevation tag: show top, bottom, or centerline elevation on ductsShow duct elevation in Revit step by step. Add top, bottom, or middle elevation to a duct tag, use Spot Elevation in sections, handle sloped ducts and insulation, and set the units. See how RayCAD tags elevation.
- How to set up a duct size tag in Revit: format, flow, and systemSet up a Revit duct size tag step by step. Change the size format and symbols, add flow and system abbreviation to the label, and keep duct tags readable on a busy sheet. See how RayCAD places them.
- How to set up a firm tagging standard in Revit, step by stepSet up an MEP tagging standard in Revit that every drafter follows. Write the rules, build the tag families, set up the template and view templates, roll it out, and audit it. See how RayCAD applies it.
- Revit flex duct tag: how to tag flex ducts with size and lengthTag flex ducts in Revit step by step. Load a flex duct tag, place it, show size and length, and handle the bends. See how RayCAD tags flex ducts near the air terminal end.
- How to tag air terminals in Revit: diffusers, grilles, and registers, step by stepTag air terminals in Revit step by step. Load the air terminal tag, tag diffusers and grilles, show type mark and airflow, fix zero flow and repeated letters, and see how RayCAD tags ceilings.
- How to tag pipes in Revit: create, edit, and change the default pipe tagTag pipes in Revit step by step. Load a pipe tag, use Tag by Category or Tag All Not Tagged, create and edit a pipe tag, change the default, and handle parallel pipes. See how RayCAD tags piping plans.
- HVAC shop drawings: what goes on them and how to make them in RevitWhat an HVAC shop drawing contains and how to produce one in Revit. Duct sizes, elevations, fittings, accessories, air terminals, equipment, insulation, and the tags that tie them together. See where RayCAD fits.
- Revit insulation tags: how to tag pipe and duct insulationTag pipe and duct insulation in Revit step by step. Add insulation, show the thickness on a tag, fix the unit problem on pipe insulation, and handle overall size. See how RayCAD tags duct insulation thickness.
- How to tag mechanical equipment in Revit: AHUs, fans, pumps, and equipment marksTag mechanical equipment in Revit step by step. Load the tag, set unique marks, show mark and type, tag generic model equipment, and keep plant room tags readable. See how RayCAD tags 26 equipment types.
- MEP shop drawings in Revit: how to produce coordination and installation drawingsProduce MEP shop drawings in Revit step by step. Set up the model and links, build coordination and installation views, dimension and tag them, schedule the parts, and check the sheets. See where RayCAD fits.
- MEP drawing QA checklist for Revit: what to check before you issue a sheetA step-by-step MEP drawing QA checklist for Revit. Check systems, warnings, links, views, tags, dimensions, schedules, revisions, and sheets before issue, with the Revit command for each. See how RayCAD helps with tags.
- How to tag pipe elevation in Revit: invert, BOP, centerline, and TOPShow pipe elevation in Revit with a tag or Spot Elevation. Choose invert, bottom, centerline, or top, tag in plans and sections, and handle sloped pipes. See how RayCAD places elevation tags.
- Revit pipe fitting and pipe accessory tags: how to tag valves, elbows, and teesTag pipe fittings and pipe accessories in Revit step by step. Load the tags, tag valves and strainers, show mark and type, and decide which fittings deserve a tag. See how RayCAD tags valves beside the run.
- Revit pipe length tag: how to show pipe length on a tagShow pipe length in Revit step by step. Add the Length parameter to a pipe tag, set the unit format and rounding, understand what length means, and skip short stubs. See how RayCAD handles pipes.
- Revit pipe slope tag: show slope with a tag or Spot Slope, and set the unitsShow pipe slope in Revit step by step. Set the slope on a pipe, add Slope to a pipe tag, use Spot Slope, choose percent, ratio, or degrees, and handle flow direction. See how RayCAD treats sloped pipes.
- Revit plumbing fixture tag: how to tag sinks, toilets, and drainsTag plumbing fixtures in Revit step by step. Load the tag, set a type mark, fix a tag that reads the wrong parameter, and tag fixtures from a linked architectural model.
- How to remove mm from a pipe tag in Revit, and fix pipe size roundingRemove the mm and the diameter symbol from a Revit pipe size tag, and fix rounding. Three fixes, from the whole project to one tag family. See how RayCAD uses your tag families.
- How to tag MEP fabrication parts in Revit, with item numbersTag MEP fabrication parts in Revit step by step. Revit ships no fabrication tag, so build one from a generic tag, read the item number, and handle the parameters a tag cannot reach. See how RayCAD tags fabrication ductwork.