Rain shower: the spray type rain pampers day after day (1 spray) Great water pleasure: with up to 2.5 GPM this shower head offers a lush, soothing water flow Shower pleasure: the 9 x 6.75 in shower head pampers with even, lush water flow (XXL performance) Recommended part: A shower arm (9-inch, #04186673) is required for installation. Like new for longer: limescale can be easily wiped off the silicone nozzles on the shower head (QuickClean)