Easy to install : Top outlet size - 3/4 BSP (25mm) for shower column, Bottom outlet size: 1/2 BSP (21mm) for shower hose. Premium Materials: High-grade premium brass, durable chrome finish, anti-scale thermostatic control. Safe to use: Cold water is automatically cut off to prevent burns. The hot water pipe is installed on the left side and the cold water pipe is installed on the right side. Safe and Comfortable - Water temperature range : 20-50°C, safety button temperature: 38°C. This way you can enjoy a comfortable shower on cold winter days without having to worry about sudden cold or hot water. Notice: 1. Install the hot water pipe on the left and the cold water pipe on the right. The temperature and flow can be controlled separately. 2. Walls and holes should be cleaned before installation 3. It does not support the use of natural gas water heaters and may not be able to keep up with normal use. 4. The main working principle is the built-in probe, which can control the