K40 Chinese CO2 Laser Exhaust Adapter Plate

I wanted better exhaust extraction for my K40 Laser cutter/engraver.
The original fume blower that came with it wasn't doing a good job especially with Plexiglass/Acrylic, so an upgrade was due.

I got this inline-blower from Amazon
https://www.amazon.com/dp/B005KMOJPK/ref=cm_sw_su_dp

A Flex duct-hose, and a 3"-4" adapter from Menard's.

I have attached a .PLT file ready for cutting. Which I modified a little to
fit my setup.

And to give credit where credit is due, this box is no