Mathew, the front facing inlet is literally connected to the impeller inlet a few inches back from the front of the unit. There would be no way to rotate it without completely repositioning the impeller and that would also mean a different design for the impeller, too. The air goes in from the front toward the back of the unit and comes out of the blower 90º toward the right to the separation devices.
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Ezra, when you do your dB testing be sure you're consistent with the distance from the unit that the reference level is specified. Distance really does matter when measuring this. It's also relevant just to your ears. In my shop setup, I'm closest to the G700 when I'm operating my CNC machine, but I definitely have hearing protection on for that. When I'm using the J/P or slider, I'm about 18-25' feet from the unit with the J/P closer. I always have hearing protection on when using the J/P. At the slider...the DC isn't "quiet" but it's not overly annoying, either. I do have some sound conditioning in my new shop building that likely helps with some frequencies.
Last edited by Jim Becker; 02-10-2023 at 1:15 PM.
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The most expensive tool is the one you buy "cheaply" and often...