The thin tray (2 cm) is ideal for shower cubicles with large tiles. It can be built into a wall in a corner or in the floor.

Dimensions – 300-1200 x 20 mm.

https://www.viega.ru/en/products/Saptschassti/Duschjewoj-lotok-Advantix-Vario-4965-20.html 

Name: Viega_Advantix_Vario_1
Version: 2013
Preview: No
Units: Millimeters
Dimension: 1200.0 x 1229.99 x 545.0
Polys: 1620
XForm: Yes
Box Trick: Yes
Model Parts: 12
Render: corona
Formats: 3Ds Max 2013 OBJ