Install the Räyn®:
1. Remove the shower hose from the shower or bathtub water outlet.
2. Place the sealing ring into the threaded fitting of the Räyn® .
3. Attach the Räyn® to the water outlet with the thread.
Note that the arrow on the side of the Räyn® points in the direction of the water flow.
4. Screw the hose onto the outlet of the Räyn®.

Check and flush:
5. Carefully open the water tap and check for water leaks.
If necessary, retighten the screw connections.
6. Let the water run for 3 minutes to flush out any trapped air.