Features: Easy to install. Pressure rating 0-10 bar. Temperature rating 0-120C. Suitable for floor heating system. When installation, please do not use hand move header straight line wire (pressure gauge movement, silk, table light, on the same line, by hand pull (header rotation, due to the uneven can cause pressure gauge structure deformation, damage effect use effect and internal structure or old direct damage of rings, please outside a wrench. Specifications: Material: Plastics Thread: G1/4 Diameter of external thread: 12.5±0.3mm Diameter of internal thread: 11.5±0.3mm Pressure range: 0-10bar Temperature range: 0-120℃ Package Includes: 1x Temperature Pressure Gauge note: Installation of home water distributor 1.First find the mounting hole of the water distributor and measure the size of the internal thread with calipers 2. Determine whether a thermometer can be installed, and then use a wrench to tighten the thermometer to observe the pressure and temperature Note: Please allow 1-3cm error due to manual measurement. pls- make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: