It is located inside the folder GOODIES in PROGRAM FILES/ARCHICAD 8.1 Drop this folder inside your addons folder and it will load next time you start archicad
ArchiCAD 22 4023 UKI FULL,
Archicad 21 6013 UKI FULL, ArchiCAD 20 8005 UKI FULL
iMac Retina 5K, 27-inch, 2017
4.2 GHz Intel Core i7
32 GB 2400 MHz DDR4
Radeon Pro 580 8192 MB