How to install this product There are three methods of installation: Please refer to the three installation documents in the data sheet tab. 1: Installation with a preformed shower tray 2: Installation with a screeded shower fall 3: Installation in a suspended timber floor and preformed shower tray Note: For installation with a suspended timber floor and the preformed tray KERDI-SHOWER-LTS, we recommend the installation accessory KERDI-LINE-F-G3, a timber accessory set for installing the drainage channel KERDI-LINE-G3.