Annotating Mechanical Sheets in Revit: Adding Detail with Tags and Annotations

Enhancing Mechanical Sheets in Revit: Adding Tags and Annotations for Detail

Discover how to elevate your detail level in Revit MEP Mechanical by incorporating tags and annotations into your drawings. The guide walks you through the process of tagging various elements, adjusting tag placements, and cleaning up your design for a polished look.

Key Insights

  • The guide focuses on enhancing detail in Revit MEP Mechanical by using tags and annotations. It begins by tagging air terminals, where you can tag multiple similar items with one tag, a feature available in newer versions of Revit.
  • The article provides tips on how to neatly arrange tags for a cleaner look and enhance readability. Tips include always having a straight portion coming off the tag itself and having a nice angle to make it look clean.
  • When tagging ducts, the guide suggests tagging changes in size rather than every single piece. It also proposes having a small leader for smaller ducts as the text might override the entire duct. Adjustments to leader arrowheads, like changing them to dots, can provide a nice termination at the end.

Note: These materials offer prospective students a preview of how our classes are structured. Students enrolled in this course will receive access to the full set of materials, including video lectures, project-based assignments, and instructor feedback.

Welcome back to the VDCI video coursework for the Reva MEP Mechanical. In the previous videos, we went ahead and populated really a lot of our sheets with different views. We put in some 3D views.

We had our plan views that we had from earlier, some enlarges here on the M401 sheet. Now what we're going to go ahead and do is we're going to go through these drawings and really kind of started to add the next level of detail, which would be tags and annotations and those kinds of things. So there's nothing I really need to add here on my mechanical cover sheet.

So let's go to our mechanical level one. And a lot of times, I know we have the sheet views versus the working views. A lot of times when I'm doing a lot of tagging, those kinds of things, I could work on the, on the sheet views in the actual views.

Sometimes I like to work on the sheet, uh, just because I can see how things are going to lay out and go ahead. Um, but you know, we're going to go ahead and work here on the sheet. So let's go ahead and start tagging.

So realistically how you want to go about tagging, you can kind of go about a couple of different ways. Um, from a mechanic perspective, there's nothing different than tagging windows or doors or anything like that. So I'm going to go ahead and start with my air terminals.

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So I'm going to go over here to annotate. I'm going to go to my tag by category. I click on tag by category, and then I can go ahead and pick here.

So you can see that these are all going to tag with that information. Now, one thing that's also happening with Revit specifically in newer versions of Revit, I can actually have one tag tag multiple items. And if they're the same, it'll show me the same tag.

So like this a here, this a here, I could have this be one tag. If I click on this add remove host, I can pick here and pick here. And notice this is now one tag with that.

And I could drag it out here, say, and I could pull this down and kind of let it snap and go like that. I can also pull it off to the side. If I wanted to, I wanted to have it off to the side, that one's going there.

So I'm gonna have that one go straight. And you can kind of play with this as you see fit. It's okay that if it's overlapping with, you know, other elements that you see here, it's wanting to tag the walls because I'm still in that tag by category, but I could keep going down, pick, pick, and then that leader didn't really show up.

That's okay. Cause I was too close. Go there to there.

And you can just work your way around doing this. If you have this add remove host selected, it's going to allow that. It's going to allow you to do multiply that.

I wouldn't necessarily want to do all of these like this. Notice how that add remove host is kind of there. So I don't want to, I'm not going to tag more than two here, but then so I could just go pick, pick, click off, pick, pick, click off in older versions of Revit.

When we had multiple tags like this, but I wanted to combine the leaders. I'd actually have to stack the tags together. And that was actually kind of a really annoying process.

So this was a really good change. I want to say it came out in Revit 2022. Um, but moving forward, they're making more and more improvements.

So I can just keep going down tagging my air terminals and I'm going to click off, click, click, click off, click, click, click off. So that's a one way of tagging manually. I'm going to go ahead and escape.

Let's go ahead and adjust these guys. So you can kind of use them to line up. If you wanted to do something, I'm not a huge fan of that.

I'm not really a huge fan. I typically like my tags. It looks something like this.

So I'm actually going to go ahead and pull these down, line it up, get my leaders in place properly. Now, if I did this, I might say, Hey, let's go ahead and combine the four. So like this one, I could go ahead and delete.

I'm going to go ahead. Now that even though this tag is already placed, I'm going to hit add, remove host. And then I can pick on these two to add those to that tag.

As long as they are the same exact element, it will allow me to keep that same tag. If I were to say, add or remove host on this one and pick this guy over here, now they're the same CFM. So they're the same 300 CFM, but notice how this is varies because this is like an A and this may be a B. We can't have those together because those are two different types there.

So here I go ahead and I'm, you know, we're going to clean this up a little bit. We can go ahead and make this a little bit cleaner as we go. Boom.

There's that. And again, this is going to be kind of a monotonous process. It's just one of these things with Revit that you got to tag and annotate and document your design.

This one, I'm going to move over here, pull it out there, pull it out there. Now one thing you may notice about this tag is that it doesn't have any end point on it or anything like that. I personally, I really do like to have some kind of termination here at the end.

Now that is set on a tag by tag basis. I'm actually going to bring this one, this guy kind of out here, do this. We want to go ahead and add like an arrow to this.

So what I'm gonna do is I'm going to select this edit type here and leader arrowhead. I'm going to make this an arrow filled 15 degree. Hit apply, hit okay.

And that is going to go to all types of that. So you can see it has already populated that. I could also go ahead under tag all.

I can go tag all not tagged. It's like that. And I could select air terminals.

Now this is going to tag every single air terminal in my view. The one thing to remember about tags is that they are view dependent. They're annotation objects.

So they're only gonna be populated in this view. The information that they're pulling though is hosted to the element. So I can put the tag on in any view, but if I hit apply, and I'm actually going to make sure that my leaders checked on, I'm going to make my leader a little shorter.

I'm going to make it just a quarter of an inch. There we go. Tag orientation, horizontal, all that is good.

I hit apply. And it goes through and does that. Now, when you do this tag, as such as this, the kind of the crazy thing that ends up happening is it tags everything.

And this is kind of a double edged sword with tags, you know, in the previous version where it didn't have multiple leaders to be able to host to this would work. And then I'd kind of pull these tags down and I'd start to stack them like so. And this would be kind of the old style of doing it.

But now with the new tags, I actually really, I'm not a huge fan of that tool to do these kinds of tags because I would rather control. And if I go tag by category, I'd say add, remove host. I'd like to be able to pick both of these and have one tag or even have four tags, four leaders, and then be able to shift this guy over and then be able to adjust that.

So the tag all is a nice tool for some instances, but it's not the end all be all. It's not my favorite right now. So I'm going to go ahead and tag by category, add, remove host is on.

I'm going to go ahead and pick these four and then just escape out. I'm going to go ahead and adjust these. I always like to have a straight portion coming off of my tag itself and then have a nice angle like that.

So it starts to look really clean. Again, I can get TG, which is the tag by category, add, remove host, pick, pick. And right now we're focusing just on the air terminals.

We will come back through and do ducks here in a few. So there we go. When you start to, you just got to play this balance game with these tags.

Now, those are the air terminals themselves. If I hit TG and I go to tag ducks, you can see, I have my different duck tags here. Now on these larger ducks, you may notice that I have a leader on the larger ducks.

I actually don't want the leader. I want the tag to live within here. If I uncheck leader now I can pick in there.

Now I do not want to have my add, remove host here. So I'm going to go ahead and check add, remove host so that I continue to tag the individual duct. There we go.

Maybe we'll go down here and do this one. Boom. So it wants to add to remove the host the entire time.

And I clicked it and it finally went away. Now when you get to these smaller ducks, I may want to go ahead and have a little leader on it so that, because my text is going to override really that entire deck. You can see this is 20 × 12.

It started, the text is starting to encroach on the line work a little bit. This is okay. I'd be fine leaving this like this and not having to pull it off.

But when I get down to these smaller ducks, I like to go ahead and have that. Now the one thing you may notice is that I am not tagging. I'm not going to be tagging every single piece of duct.

Typically I'll tag the duct when there's a change in the size. When I'm changing, I tag it once on these sites, right? And when I do this turn here, I can go ahead and do the tag. And I might have to move some of my area tags.

You can just work your way down, just keep clicking. Okay. And then when I get to the change in size, but see, this is a 10 inch.

This is a 10 inch. I'm not going to worry about tagging that. I'm just going to go ahead and tag each of the individual eight inch ones.

And we might need to move some of these guys around. So just go through your model again. We'll be going through and doing this quite a bit.

It's going to take some time to do. This is another reason why I'm not a huge fan of using the tag. All the reason being is that, uh, the tag all command will tag every single piece of duct.

Now I don't necessarily need to tag every single piece of duct. I could also start to combine some of these tags if I want to clean it up further. So let me show you, I don't, maybe not necessarily need this one here.

I could select this one, add or remove host, put another leader there and go from there. I can make it pull this out here, pull this out. And this is really where that termination really starts to get helpful.

What I'm going to do is I'm actually not going to use an arrowhead on this one. I'm going to use a dot. So on this duct tag, what I'm going to do is I'm going to edit type.

So select tag, duct size tag, edit type. I'm going to change the leader arrowhead to be dot filled one 16th or dot filled one 16th inch. There it is.

I hit apply it. Okay. And you can see it kind of gives a nice termination to that end there.

Same thing I could do here. I could go ahead, add or remove host, and make those tags as such. I'm going to go ahead and stop this video here.

When we come back, we'll move on to the next steps. See you then.

Tyler Grant

Revit MEP Instructor

Tyler Grant is a BIM Manager a Delawie. A dedicated, goal-oriented, and experienced architect. Tyler has managed multiple design/build BIM projects from inception to construction completion, through all phases. Technology-driven and experienced educator to train and instruct users, both novice and advanced, in the workflow and processes of the modern architecture, engineering, and construction field. 

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