FlatOval to Round
- Last UpdatedJan 24, 2023
- 2 minute read
The task of creating an HVAC Component is initiated from the HVAC Window.
Select Transformations in the Categories drop-down list and then Flat Oval to Round in the Available Type drop-down list to display the Flat Oval to Round window:

You are required to input the following dimensions:
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Duct Diameter
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Oval Width LA
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Oval Depth LB
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Length
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A Offset
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B Offset
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Circle Extension
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Oval Extension
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Circle Male Collar
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Oval Male Collar
To visualize how the dimensions equate to the actual piece of HVAC, click Picture to display a detailed drawing for Flatoval to Round.
Note:
The fields will be pre-populated with default dimension. These dimension are governed
by the details defined in the HVAC Catalog. The Circle and Oval Extension default is auto but can be changed by you to a required
dimension.
Click Transpose Width/Depth to exchange Oval Width LA dimension with Oval Depth LB dimension.
Specify a type of joint to use for the Circle Joint and Oval Joint. Refer to Create a Component for a detailed description.
After selecting the type of joint to use for the Circle Joint and Oval Joint you must enter the A Offset Direction.
In A Offset Direction enter the direction for the A Offset relative to the Point of Origin. Valid directions are E (East), N (North), U (Up), -E (negative East), -N (negative North) or -U (Negative Up).Using the Flip Circle/Oval drop-down list, you can choose whether to flip the direction of arrive and leave of the of the piece of HVAC, 180° relative to the point of origin.
In the Position list, select Connect or Unchanged:
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Click Connect (default when Create is selected) - connects the piece of HVAC to the previous one.
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Click Unchanged (default when Modify is selected) - positions the component at the co-ordinates 0.00.
Note:
Unchanged is usually used, when Modify is selected, it does not connect the component but positions it at 0.00, in effect in a floating position.
Click Defaults to reset all the fields back to when the Round to Flat Oval window was opened.
Click Fit to orientate the Round to Flat Oval to automatically match the outlet (p-leave) of the previous piece of HVAC to the inlet (p-arrive) of the next piece.
Click OK to create the Round to Flat Oval component and close the Round to Flat Oval Window. You will be returned to the HVAC Window.
Click Cancel to discard all field changes and close the Round to Flat Oval window.