Rectangular Components - Access Panel
- Last UpdatedJan 13, 2026
- 2 minute read
The task of creating an HVAC Component is initiated from the HVAC Window.
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Select Rectangular in the Categories dropdown list and then Access Panel in the Available Type dropdown list to display the Access Panel window:

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You can select a standard stock access panel, using Select Size dropdown list, the Access Panel (W) and Access Panel (H) fields are populated with the standard sizes. If a standard stock size is not required, input the following dimensions:
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Access Panel (W)
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Access Panel (H)
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MAIN width LA
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MAIN depth LB
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Face over Duct
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Dist from Leave
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Adjustments Offs
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Lateral Offset
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Angle of Slope
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Fixing to Duct
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Inner Extension
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Panel Direction
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To visualize how the dimensions equate to the actual piece of HVAC select Picture to display a detailed drawing for Rectangular Components Catalog Element - Access Panel.
Note: The fields will be pre-populated with default dimensions. These dimensions are governed by the details defined in the HVAC Catalog. The Fixing to Duct joint default is joint defined in the HVAC Catalog but can be change to the required joint.
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Click Transpose width/depth to exchange Access Panel (W) dimension with Access Panel (H) dimension or to exchange MAIN width LA dimension with MAIN width LB dimension.
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In Panel Direction specify the axis to be used. Valid axes are E (East), N (North), U (Up), -E (negative East), -N (negative North) or -U (Negative Up).X, Y, Z, -X, -Y or -Z.
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The Clash Vol fields will be pre-populated with the obstruction volumes associated with the access panel and the ducting, but can be change to the required joint.
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In the Connect list, select Connect or Unchanged:
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Select Connect (default when Create is selected) - connects the piece of HVAC to the previous one.
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Select 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.
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Select Defaults to reset all the fields back to when the Access Panel window was opened.
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Select Fit To Next to orientate the Access Panel to automatically match the outlet (p-leave) of the previous piece of HVAC to the inlet (p-arrive) of the next piece.
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Select OK to create the Access Panel component and close the Access Panel Window. You will be returned to the HVAC Window.
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Select Cancel to discard all field changes and close the Access Panel window.