Thermostatic shower column with built-in wax thermoelement, Krion® shelf, shower head, wall bracket and "joy" hand shower connections of 0.5" and a distance of 5.88" between them it includes a non-return valve and safety stop at 38º the flow rate at 80PSI of the hand shower is 1.65 GPM and of the showerhead 1.77 GPM.