https://www.instructables.com/id/3d-Printer-Enclosure-from-Upcycled-Furniture/

https://www.thingiverse.com/thing:3368905/files

https://www.3ders.org/articles/20150726-new-ikea-hack-lets-you-create-a-3d-printer-enclosure-for-cheap.html

https://www.ikea.com/us/en/catalog/products/20011408/

3D printer enclosure made with IKEA Lack tables

How to build a simple, cheap enclosure for your 3D printer

Original Prusa i3 MK3 ENCLOSURE Top Corners for Original Hardware

The plexiglass is supposed to be cut to 440mm which I measured out to 17 5/16 inches.