Follow my version with billyd modified parts.
Can finally turn on the AC while printing and the it considerably reduced the noise. I made it with a large door, so I it still easy to change filaments.
I would maybe only change one thing: make it with a thicker pexyglass, I can see that the enclosure is collapsing in the middle by it own weight, I used 0.256 inches from acrylic, it costed ~400 dollars with shipping, plus ~200 dollars from hardware and a lot of work driving, measuring and building it.