3D Printer Enclosure Fan Assembly

This is fan assembly iteration 2. The first iteration can be seen in a prior post. I have been working on this assembly for months, trying to find a 120 mm fan that works (literally), is powerful enough to blow air through a HEPA filter, and has a connection for a power outlet. Most 120 mm fans have connections for computer interiors and require adapters for direct connection to power outlets. After ordering a few fans, I was finally able to connect a high speed pressure fan directly to an outlet using a 12V DC power supply with 4 pin Molex.

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3D Printer Enclosure & Indoor Air Quality Guide

With reports of volatile organic compounds (VOCs) and ultra fine particles (UFPs) emissions from 3D printers, you may have wondered if you need an enclosure with ventilation. Expert reports recommend ventilation if you are operating your printer in a poorly ventilated space.

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