AIR PRESSURIZATION - With the adoption of innovative air injection technology, even in low water pressure installations, the 8-inch raining sprinkler mixes water with air to increase the water pressure and simulates the natural rain to provide you with natural contact water experience. MULTI-FUNCTION - You can simply switch the diverter knob to choose a rainfall showerhead, or a high-pressure handheld shower to start your shower. Our connectors are standard 1/2 NPT threads, no adapter required, and compatible with copper tubes, PVC tubes, and PEX tubes. cUPC CERTIFIED PRESSURE BALANCE VALVE - The advanced pressure balance ceramic disc cartridge with cUPC certification can prevent scald injury caused by sudden changes in hot or cold water pressure. If inlet water temperature changes seasonally, please follow included instructions to readjust the temperature limit stop. The recommended water temperature for the bath or shower is between 90°F - and 110°F. INCLUDED - This Shower kit includes a 8” square fixed shower head (304 stainless steel), a Multifunction (2 In 1) hand-held shower head with Sprayer (brass), 15.7” shower arm wand (304 stainless steel), 71” shower hose (304 stainless steel), shower holder (304 stainless steel) and Shower Faucet Rough-in Valve Body (brass), all you need for having the ultimate shower experience! QUALITY GUARANTEE - 100% Money Back Guarantee. If you are not satisfied with our products, please feel free to contact us and we will be sure to offer you a full refund or a new replacement quickly and efficiently!