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  • elegoo

  • riser

  • ventilation

  • centauricarbon

This is a ventilated riser for the Centauri Carbon with hinged magnetic doors. Can be easily customized to your liking right in your slicer!

Before printing!

This model has some tight clearances, while the Centauri Carbon can easily print this I do recommend using a well calibrated filament profile. 
A test model with an exact copy of the connection between pieces is included in the files. Please print this first to check the fit without potentially wasting a bunch of filament and print time. 

Required materials

  • 6x2mm round magnet, 16 pcs

Printed pieces

For easy customizability, I have released a minimum amount of base models and various modifiers to those models. The modifiers can be combined as you please to easily make the exact version you want.

To use the modifiers, just drag the base part and any modifiers you want onto your slicer together and select yes when it asks you to load them as a single object with multiple parts. After that go to object settings, right click the modifier and change it to the correct type (as indicated in the filename). 

Required pieces

  • 4x Centre, at least one with the “Handle Cutout” negative part
  • 4x Door
  • 2x Corner (for the front left and back right)
  • 2x Corner mirrored (for the front right and back left)

Centre modifiers

  • Negative Part - Handle Cutout
    Adds a cut out for the glass handle. Required for the front piece! 
  • Part - High Lip
    Increases the lip height to 3mm to allow for a gasket or foam to be added between the glass and riser.
  • Negative Part - No Lip
    Removes the lip entirely. In combination with the lip cutout on the corner pieces, this will allow the glass to slide open.
  • Negative Part - No LED Holders
    Removes the LED strip holders to save some material and print time. 

Door modifiers

  • Modifier - Lines
  • Modifier - Infinity Left
  • Modifier - Infinity Centre
  • Modifier - Infinity Right

Adding your own design can be as easy as adding an SVG file as a modifier in your slicer. I recommend 0.4mm thickness so it's 2 layers. 
Using a patterned build plate is also an option, as the bottom of the print will be the visible side (do make sure it's compatible with your filament of choice).  
Also consider swapping to TPU for the last few layers for a built-in gasket. 

Corner modifiers

Just like the corners themselves, these modifiers exist in both regular and mirrored versions. Make sure to match them.

  • Part - High Lip
    Increases the lip height to 3mm
  • Negative Part - Lip Cutout
    Cuts out the front/back part of the lip to allow the glass sliding forwards or backwards. Make sure to print a centre without lip as well!
  • Part - High Lip for Cutout
    Alternative version of the high lip for use with the lip cutout negative part

Filament Type

I recommend printing this in PETG or something with more temperature resistance.  
PLA is not recommended because it softens at too low temperatures. 

Print settings

This model is designed for and tested with the following settings: 

  • 0.2mm layer height
  • ~0.4mm line width (some variation is possible, especially if using the arachne wall generator)
  • Walls: 3+ (for walls printing order)
  • Walls printing order: Inner-Outer-Inner (for improved dimensional accuracy)
  • For the door and centre pieces: Solid/sparse infill direction: 0 degrees (the models themselves are rotated 45 degrees)
  • No supports
  • No brim

The models are provided in the recommended print orientation. You can fit 2 centres or 2 doors on the Centauri Carbon build plate at once. You may have to manually place them if auto-arrange fails to fit two. 

Assembly

  • Glue in the magnets for the doors and centre pieces with a drop of superglue. Make sure to orient them so the doors are attracted to the centre pieces. Wipe off any excess glue and let it dry thoroughly before continuing.
  • Install the doors by pushing the sides into place first, then align the centre hinge points with the notches and push it in. Pushing the centre hinge into place requires some force, it should open and close freely once it popped into place.
  • Connect the corners and centres by simply pushing them together. The last bit will require some force again, but it should snap into place. This connection is solid even without glue, but you can add glue or tape if you want a more airtight seal between the parts. 

    Note: the corners are not symmetrical, make sure to connect the shorter edge of each corner to the front or back piece. 
  • Optionally: add an LED strip to the angled ledge on the inside. 
    The cable can be routed alongside the print head cable down into the bottom compartment, no (permanently open) holes to the outside necessary. 

Remixes

Please create extra modifiers/parts to apply to these base models instead of releasing modified versions directly. By releasing modifiers and parts, people can easily mix and match any modifications they like for the best customizability. 

Credit

While I did design this from scratch, I took inspiration from these existing models: 
Elegoo Centauri Carbon Vented Riser by JesusFreak
DK Riser for Bambu Lab X1/P1 by dkarjadi

Bill of materials

  • Name
    Quantity
    Notes
  • 1
    6x2 mm round magnet
    16

Originality of the Model

The author declares that this work is their personally original model

This model is licensed under the following terms:

No Copyright.

Models(39)

  • model file image
    Connector Test.stlDesigner

    4.47 MB

    2025-08-09

  • model file image
    Centre - Base.stlDesigner

    4.18 MB

    2025-08-09

  • Corner (Mirror) - Negative Part - Lip Cutout.stepDesigner

    29.83 KB

    2025-08-09

  • Corner (Mirror) - Part - High Lip Cutout.stepDesigner

    27.47 KB

    2025-08-09

  • model file image
    Centre - Negative Part - Handle Cutout.stlDesigner

    12.58 KB

    2025-08-09

  • model file image
    Centre - Negative Part - No LED Holders.stlDesigner

    14.54 KB

    2025-08-09

  • model file image
    Centre - Negative Part - No Lip.stlDesigner

    108.09 KB

    2025-08-09

  • model file image
    Centre - Part - High Lip.stlDesigner

    125.67 KB

    2025-08-09

  • model file image
    Corner - Base.stlDesigner

    2.80 MB

    2025-08-09

  • model file image
    Corner - Negative Part - Lip Cutout.stlDesigner

    132.89 KB

    2025-08-09

  • model file image
    Corner - Part - Cutout High Lip.stlDesigner

    125.67 KB

    2025-08-09

  • model file image
    Corner - Part - High Lip.stlDesigner

    151.84 KB

    2025-08-09

  • model file image
    Corner (Mirror) - Base.stlDesigner

    2.80 MB

    2025-08-09

  • model file image
    Corner (Mirror) - High Lip Cutout.stlDesigner

    125.67 KB

    2025-08-09

  • model file image
    Corner (Mirror) - Negative Part - Lip Cutout.stlDesigner

    132.89 KB

    2025-08-09

  • model file image
    Corner (Mirror) - Part - High Lip.stlDesigner

    151.84 KB

    2025-08-09

  • model file image
    Door - Base.stlDesigner

    2.23 MB

    2025-08-09

  • model file image
    Door - Modifier - Infinity Centre.stlDesigner

    89.73 KB

    2025-08-09

  • model file image
    Door - Modifier - Infinity Left.stlDesigner

    89.73 KB

    2025-08-09

  • model file image
    Door - Modifier - Infinity Right.stlDesigner

    89.73 KB

    2025-08-09

  • model file image
    Door - Modifier - Lines.stlDesigner

    173.13 KB

    2025-08-09

  • Connector Test.stepDesigner

    339.37 KB

    2025-08-09

  • Centre - Base.stepDesigner

    405.63 KB

    2025-08-09

  • Centre - Negative Part - Handle Cutout.stepDesigner

    15.32 KB

    2025-08-09

  • Centre - Negative Part - No LED Holders.stepDesigner

    18.60 KB

    2025-08-09

  • Centre - Negative Part - No Lip.stepDesigner

    22.25 KB

    2025-08-09

  • Centre - Part - High Lip.stepDesigner

    27.43 KB

    2025-08-09

  • Corner - Base.stepDesigner

    253.61 KB

    2025-08-09

  • Corner - Negative Part - Lip Cutout.stepDesigner

    28.95 KB

    2025-08-09

  • Corner - Part - Cutout High Lip.stepDesigner

    26.70 KB

    2025-08-09

  • Corner - Part - High Lip.stepDesigner

    36.94 KB

    2025-08-09

  • Corner (Mirror) - Base.stepDesigner

    264.40 KB

    2025-08-09

  • Corner (Mirror) - Part - High Lip.stepDesigner

    37.44 KB

    2025-08-09

  • Door - Base.stepDesigner

    66.29 KB

    2025-08-09

  • Door - Modifier - Infinity Centre.stepDesigner

    17.53 KB

    2025-08-09

  • Door - Modifier - Infinity Left.stepDesigner

    17.50 KB

    2025-08-09

  • Door - Modifier - Infinity Right.stepDesigner

    17.54 KB

    2025-08-09

  • Door - Modifier - Lines.stepDesigner

    171.85 KB

    2025-08-09

  • model file image
    ECC Riser Project.3mf

    3.43 MB

    2025-11-01

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