Brass Construction:The shower mixer bar body is made of brass, .Durable, ideal for prolonged contact with water. Durable solid brass body to prevent rust and corrosion.Anti-corrosion Durablex. High security:The thermostatic valve mixes the hot and cold water to your pre-selected temperature, it remains constant water temperature for the duration of your shower, which prevents a fluctuation in temperature whilst the shower is running - prevents the risk Easy to install : Installation--Follow the installation instructions to easy self-installation;Used in shower or bathtub; The existing screw holes can be used. Quick and easy installation Good compatibility :Size of inlet: G 3/4", Size of outlet: G 1/2", suitable for any bathroom. Easy to fit and very easy to operate.(It is not recommended to use in solar water heaters.)| Adjustable Angle & Universal Fit – 360° swivel ball joint for optimal angle; standard G1/2 thread fits most shower arms, no extra tools needed。