Part II: Need a fume exhaust port on your 3D printer? Here’s how to make one.

Part I
Part III
Measure the sub-assembly you created, including the depth of the Sentry Air collar.

5. Measure the width, length, depth of the sub-assembly, including the diameter of the opening in the collar.

Measurements from previous steps determine the laser cutter set-up.

6. Use the measurements you made to set up the laser cutter.

Use your laser to cut a circular hole in the side panel.

7. Cut circular hole in the side panel.

Attach the sub-assembly to the Replicator 3D printer.

8. To attach the sub-assembly to the printer, drill holes through the side panel and the printer frame.

Part I
Part III

More about the Maker Annex at the Children’s Museum of Houston.