How to Add Connectors to a Kitchen Hood in Revit: Step-by-Step Guide

Adding Duct Connectors to a Kitchen Hood in Revit: Setting Up Exhaust and Supply Connections

Discover how to build a family model for a Kitchen Hood using Revit, including how to load it into a project, position it correctly, and add necessary edits and tweaks. Learn more about the practical considerations for kitchen hood placement such as accessibility, code requirements, and architectural integration.

Key Insights

  • The Kitchen Hood model is built using Revit and loaded into a project. It can be placed on a vertical face, with the elevation levels adjustable for accurate placement.
  • Considerations such as accessibility, code requirements, and architectural design play a crucial part in positioning the Kitchen Hood. For instance, the hood must be a minimum of 80 inches from the ground for accessibility and can't be too high due to code requirements.
  • Connectors, crucial for exhaust and supply functionalities, are added to the model. These can be adjusted in size and positioned correctly based on manufacturer's shop drawing, ensuring precise detailing for realistic modeling and utility.

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.

In the previous video, we went ahead and started building out our family here for Kitchen Hood. What I want to go ahead and do now is, is let's go ahead and load this into our project and start using it. And then we'll kind of maybe make some more edits, make some more tweaks, talk about connectors, those kinds of things.

So I've saved that file, BIM 321 Kitchen Hood. I'm going to go ahead and hit load into project. And there we go.

So I've loaded it into my project. Now I can place it on a vertical face, place on face or place on work plane. We want to go ahead and place on vertical face.

I'm going to kind of find the midpoint of my kitchen here. And I'm going to go ahead and place it. Notice that my elevation from levels already set to four feet.

We're going to have to double check that, but I'm going to pick. And there we go. I'm going to go ahead and hit escape.

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And there we are. Let's grab our working section. And let's take a look at this guy here.

If I come in here, double click, notice, let's see here, let's see where that four foot is being measured from. So notice that this is hosted to the wall. So it's hosted as a linked Revit model.

Remember, it's a face hosted element. The elevation from levels four feet, schedule level of one. Now, kitchen hoods, they kind of need to be a little bit lower.

We have a very high ceiling from the architect in here. I can see that I have a 12 foot ceiling, which is a great ceiling, but my kitchen hood really can't be that high just due to code requirements and how close I need to be to the equipment. But the minimum it typically needs to be for accessibility purposes would be 80 inches.

So what I'm going to go and do is I'm going to select this. I'm going to click into this guy here. I'm going to type zero space, eight, zero.

Now I know what the foot inches is, but sometimes I just like to do the 80 inches. Now, obviously, we really can't have this much clear space up here above our kitchen hood. It's really not allowed per health department or per maybe local regulations.

We would need to have a conversation with the architect and go, Hey, we have our kitchen hood in here. We need to go ahead and figure out, you know, um, you know, it's at our minimum. It's at the, at the maximum height that can be in it.

What I'd like you guys to do is either lower this kitchen ceiling, or what we need to go ahead and do is actually put in, you know, a soffit or something in this location, because we need the hood to stay at this elevation. There might be some variation that we can do to it. Maybe it can go up to seven feet, but for right now, we're going to leave it at six foot eight and let the architect know, Hey, we need to figure out what we need to do to get this to look nice in this location.

Pretty good. Great. We've got that guy in there.

And again, when I select it, it's a piece of mechanical equipment here. There we go. So the next step we want to go ahead and do is start to add some connectors to this guy.

So by putting this guy in here, we need to add a connector for the exhaust that's coming off the back. We also need to add a supply connector for the front. So I'm going to go ahead.

I'm going to go back into edit family, and let's go ahead and look at the 3D here. So I know that my supply connector is going to be better. My exhaust connector is going to be back here against the wall off the, off the, you know, a little bit, and then I'm going to have a single supply connector up here.

So under create, there are multiple different types of connectors you can create. You can create electrical connectors, duct connectors, pipe connectors, cable tray connectors, and conduit connectors. We want to go ahead and use duct connector.

So I'm going to use the duct connector here. Now what it's asking me is, do I want to place the connector on a face? And that's what we'll end up doing. But you could also place it on a work plan.

If you wanted to, you can also say, is there a round connector? What is the type of air is it? So as a supplier, is it return air, other air, global fitting, or exhaust air? So I'm going to go ahead and choose supplier. Now I can pick on this face here. And there we go.

So you can see I have a width and a height. And the thing is, though, with connectors, they can only be one connector per face. Okay.

So in this instance, I have this connector here. If I wanted to assign another one to that face, let's see, is there two here now? Ah, they've changed it. Very nice.

Now you can have multiple connectors per face. If I was to have like, say, one, maybe over on this side, if I wanted to move this guy over, if I want to move them over, it wants to not do it quite yet. And that could just be a function of the view that I'm in.

Let's see. No, it does not want to move. So that's the one thing about these is that these typically always go to the middle of the face.

So but I can change the size of it. So right now I have a one foot by one foot. Well, I want to change the width, I'm going to change the width to be well the height, I want it to be six inches.

And then I'm going to check this. And I'm going to have this be 18 inches, so zero space one eight. So that's going to be my supplier connector.

Now if I wanted to be able to move this connector around, and this is kind of one of these little bit tougher things, but it's not too crazy. So let's say my exhaust air was off to the side here, for whatever reason, what I'm going to need to do is I need to create a small extrusion here to have for that connector. So again, I'm going to use my reference planes.

Again, reference plane, I'm going to kind of offset one here. Let's do this here. Let's just kind of get a frame down a little bit.

And there we go. I'm going to establish some dimensions to provide some control. So there to here, we can go, we want to go in a certain distance from the edge to here.

There we go. I'm also going to change my scale a little bit so I can see these dimensions a little better. I want to make this one.

So I'm going to change some of these dimensions are a little more even, I'm going to say that this exhaust connector is going to be four inches off of here. So I'm going to go zero space four. And I'm going to go ahead and make this connection.

Oh, let's say it'd be one foot. This one I'm going to off the side here, I'm going to make it be six inches. I did six feet, I got to do zero space six.

There we go. And let's say this is gonna be a two foot portion here. What I need to do now is I need to create another extrusion, because the connector wants the host to the face.

Well, if I were to go create a duct connector, and I just pick on this face, see how it puts a straight in the middle there. So I'm gonna delete that. So what I want to go ahead and do is I'm going to create an extrusion.

Again, use my rectangle option, pick there, pick there. I'm going to lock it to all those reference points. Finish.

And there we are. Let's go and take a look at in 3D. So it's kind of hidden up and went down here.

So what we need to go ahead and do and this is perfectly fine. This is just one of these things that sometimes happens. I'm going to go and grab it and drag it up.

So I can kind of start to see it and you can use these shape handles to adjust your dimensions or your extrusions and your solids. There we go. I'm going to go to my, let's go to my left there.

I'm going to create another reference plane, so that this is not directly on the face reference plane. Let's go ahead and establish a dimension there. Let's say this is just one inch.

And then I'm gonna use my align command AL for align. Select this reference plane, select this edge, lock, select this reference plane, select this edge, lock. Now it's only one inch thick.

If I go to my 3D, you can see I have that face now for my connector, which is really nice. I'm going to create that connector. I want this to be exhaust air.

So every single time that someone goes to create a duct out of this connector, it's going to be exhaust air. And then I'm going to pick on the face that I want, make sure you get the top face, don't get the back face here, get the top face, pick. There we go.

I'm going to hit escape. Then I have the width and the height. We have made this, let's go to my reference plan.

Oh, let's go to our front view. We have made this two feet by one foot. I'm going to change this size up a little bit.

I'm going to make the width 18 inches. And I want to make the height 10 inches. Seems like a good size.

And there we go. Now all these dimensions and everything we've kind of just put together here, but you would possibly get these from like a manufacturer shop drawing that you would get from like the product rep. They could go ahead and give you that information.

We've established our two duct connectors for this. I'm going to go ahead and now load this into my project. So I go load into project, overwrite existing version.

And there we go. Now when I select it, you'll see I have an exhaust air and a supplier connector. Great.

I'm going to go and stop this video here. And in the next videos, we'll go ahead and start ducting this guy in. See you then.

photo of Tyler Grant

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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How to Learn Revit MEP

Specialize in MEP (Mechanical, Electrical, and Plumbing) systems within Revit for advanced design solutions.

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