The Dual Cascade Collection is designed to provide users with a luxurious and spa-like showering experience. With the dual shower heads (12 "ceiling mounted & 6" wall mounted) a handheld shower and 3 body jets working in harmony, this collection offers versatility and customization.This collection combines functionality and aesthetics to provide users with a refreshing and invigorating showering experience akin to standing beneath a waterfall. Trust in EVERSTEIN faucets, backed by our Lifetime Warranty, for a coordinated, long-lasting bath look. Features:- Buy with Confidence: Our shower system is cUPC certified and complies with ASME A112.18.1-2018/CSA B125.1-18 standards,is approved by the California Energy Commission, ensuring safety use- Pipe No Water Hammer Noise : The anti-back flow function of check valves and the buffer device inside valve core relieve the impact force of water pressure.preventing water hammer noise and ensuring safe and comfortable use.- Anti-Scald: Thermostatic valve prevents water pressure fluctuations, so the shower water temperature will be constant and not change suddenly even when the toilet is flushed or other appliances are utilized with water. Valve tested with 600,000 times life cycles.- Anti-corrosion & Anti-rust & Anti-leak : Our shower faucet is constructed from solid brass and SS 304 stainless steel, utilizing the latest electroplating and polishing technology to ensure anti-corrosion and anti-rust properties.- Dual Showerheads with High Pressure : The 12 in shower head and 6 shower head uses air pressure boosting technology to provide a strong 2.5 GPM(9.5 L/min) water flow, increasing pressure and saving up to 70% of water.- Multifunctional Spray Modes: The 4-function shower faucet combo is controlled by individual buttons. Simply press the button, and you can make the 12" shower head,6" shower heads ,body jet and handheld shower work alone or in combination. (can''t work at the same time).- Extra Long Shower Hose: Flexible, explosion-proof and anti-kink. 59 lnch Extra long hose can reach the corners of the bathroom, eliminating cleaning blind spots.- Lifetime Warranty & Customer Service: We offer a lifetime warranty and customer service to ensure that our customers are satisfied with their purchase and receive the necessary support for the lifetime of the product.Specifications- 1/2" NPT-MIP connection- Rough-in valve included.- cUPC Certified:Yes- CEC Certified:Yes- CSA Certified:Yes- Flow Rate: 2.5 GPM / 9.5 LPM