Concealed set 1/2" for thermostatic shower mixer

with 3 way diverter, temperature control, with water-tight concealed box, with waterproof kerdi membrane, with noise absorbing mat, intrinsically safe against backflow. Steintec box benefits: 100% leakproof (water leak damage can be avoided), Resource-saving by using up to 50% of recycled plastic (ABS), Preassembled for installation, Factory acceptance tested & easy to install, Noise decoupled (noise from water flow is reduced to a minimum)