Showcase Cairns-1 from Divan.ru with filling, closed and open doors
Filling with a showcase in the group.

The file contains two display cases with open and closed doors.

The color of all materials (except books) can be changed to any color via Color.

For showcases, the Turbosmooth modifier is used:
In viewport: 0 iterations
On render: 1 iteration
Filling without Turbosmooth
In OBJ format stack without Turbosmooth modifier (as on the grid)

With doors closed Polys: 8169 (excluding Turbosmooth modifier)
With open doors Polys: 28761 (excluding Turbosmooth modifier)
Polys filling: 17210

https://www.divan.ru/product/vitrina-kerns-1-walnut