Innovative VIVOSUN Inline Control: Premium Charcoal Material Handling Products in Australia Review

I use this fan and filter in my grow tent and it works great. I was pleased that a pre-cleaning sleeve was included with the filter, which for some reason was not in the product description. The fan and filter are enough to move air through my tent, but the fan starts whistling when the power switches to the higher side of the medium. The whistle gets louder as the knob is turned up until it reaches its maximum value. At maximum speed, the whistle stops completely. So I have to keep the fan…

I purchased this item in the hope that it would help reduce or eliminate my 3D printer's fumes during printing. An open window with a window fan trying to let off steam didn't help much. Printing during the winter months was practically unthinkable. I received this, it was very easy to install on my resin 3D printer. It worked GREAT! I was able to print all weekend with no smoke issues. I didn't even have to close the workshop door. That's great. Now I can use my printer without making the…

*Updated Review*After my initial review (see below), Vivosun contacted me and offered to send me a free replacement. I accepted her offer to try again. I ordered a replacement fan which is very quiet and works great after this try I used. However, I was willing to try this one to see if maybe I only got the Slacker block. I got a new device and connected it. It's definitely not as whiny as the original, but still a bit louder than the other one I got (AC Cloudline Infinity). It's also 2 times…