u/ConfidentlyLearning

▲ 32 r/prusa3d

A new realization!

I've decided that, if I turn the printer off before I remove a new job (and get my oily fingerprints all over the print sheet), then the printer won't notice the mess I made, and I won't have to clean the print sheet before the next print.

That should work, right?

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u/ConfidentlyLearning — 6 days ago

I'm in a one story house in the upper midwest, with an unfinished attic/crawlspace above the kitchen. Low pitch roof. I'd like to add a 24" vent hood over the stove (small kitchen), running up through the cabinets above, through the ceiling, about 5' of ducting vertically in the attic, then through the roof. I can do the vent hood install, the electrical and the ducting in the kitchen.

I'm concerned about:

- flexible vs rigid ducting in the attic?

- supporting the ducting in the attic (ceiling joists and bat insulation below, uninsulated rafters above). I don't know local code requirements. Strapping required/recommended?

- installing the roof vent without damaging the integrity of the existing shingles.

Is this an HVAC job? Or a roofer's job? Or should I pull a permit and ask a county inspector what the requirements are? Or - some other approach?

All advice is much appreciated.

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u/ConfidentlyLearning — 17 days ago

My goal is to print some cardiac-trace amulets.

So - I found a trace image, used GIMP to convert the line to an .svg, and imported the .svg file to make the cardiac-trace line in OpenSCAD, like below, but... it's too thin.

Is there any way to make the trace line thicker in both the Y and the Z axis? I'm playing with Minkowski and Hull, but I haven't had any luck yet.

Thanks!

https://preview.redd.it/b52zonvrizwg1.png?width=769&format=png&auto=webp&s=958d6e1493f2abc1abca4336d76e7d2fba0d1ee3

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u/ConfidentlyLearning — 21 days ago