✔Important Before Installation: when installing the shower valve, please let the plumber carefully check whether there are wood chips and other impurities blocking the shower valve spool, once the shower valve spool is blocked by impurities will result in only hot water or cold water, or the top shower head and handheld shower head running water at the same time. Please check carefully before putting on the tiles. ✔High Pressure Black Shower Head: Thanks to the air injection technology of the rain shower, 12 inch black shower head and handle set even in a low water pressure environment, it can also achieve a high water pressure rain shower experience. This large matte black shower head can cover your entire body in the shower and rinse the foam from your body easily and quickly. ✔Black Shower Faucet Set: 12 inch square rain shower head (Brass), rainfall shower head with handheld (Brass),11.8 inch shower arm (stainless steel), 71 inch shower hose (stainless steel), handheld shower holder (stainless steel), shower valve (Brass) and trim kit included. ✔Safety Pressure-Balanced Valve Cartridge: Brass valve body, designed for use with standard 1/2" U.S. plumbing connections. The pressure balance shower valve cartridge monitors the water pressure balance, which helps protect you and your family from being scalded by sudden changes in hot and cold water pressure. ✔Matte Black Finished: All-metal solid structure, no rust, long life. The matte black finish is fingerprint resistant. The matte black shower faucet provides a modern and stylish look for the bathroom, and it will match most bathroom decor.Please send us with pictures if you have any problem, our customer service will provide you with support.