TheĀ Galene option 2 shower set includes An 8" rain shower head with a 12" shower arm, a slide bar, and a thermostatic trim and valve with 2-way diverter volume control. For this particular set, only the shower head OR the slide bar can be used at one time. The inlet connections are 1/2" and the rough is included in this set. By purchasing this item, you will receive everything that you need in order to install your shower and have it up and running in no time. Both the showerhead and the slide bar are 1.8 GPM. This set is available in Polished Chrome or Brushed Nickel