【Reliable Thermostat】The replacement brass thermostatic cartridge ensures stable water temperature, with a temperature range of 20-50°C. It has a safety button at 38 degrees C to prevent scalding. 【Convenient Fixing】This cartridge features a push-fit design, making it screw-free. Push it into place for a secure fit. 【Compatibility】Before purchasing, please check the dimensions. However, in most cases, if your valve is removed using a small grub screw or bolt, this cartridge should fit perfectly. It is suitable for concealed mixers and bar-type showers. Improved Water Control: If your shower water temperature continues to fluctuate or does not remain constant, it is time to replace the thermostat. This cartridge provides precise temperature control for a comfortable and enjoyable shower experience.