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== ventilation ducting == | == ventilation ducting == | ||
=== cleaning === | |||
[[File:Laser_fan_dirty.png|dirty laser exhaust fan|thumb]] | |||
=== history/building=== | |||
a plastic adaptor was 3D printed to connect the 6" outlet of the exhaust fan to the 8" flexible duct leading to the roof hole: | a plastic adaptor was 3D printed to connect the 6" outlet of the exhaust fan to the 8" flexible duct leading to the roof hole: | ||
<code>laserduct.scad | <code>laserduct.scad |
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