Features: Pressure rating 0-10 bar. Temperature rating 0-120C. Available in standard sizes: 1/8-inch, 1/4-inch. Suitable for floor heating systems. During installation, do not manually twist the header in a straight line. Avoid pulling by hand as it may cause misalignment, leading to deformation or damage of the internal structure or sealing ring. Use a wrench for secure installation. Specifications: Material: Plastic Thread size: 1/8-inch, 1/4-inch (optional) External thread diameter: 9.50.2mm Internal thread diameter: 8.80.2mm Pressure range: 0-10 bar Temperature range: 0-120C Installation for home water distributor: 1. Locate the mounting hole on the water distributor and measure the internal thread size using calipers. 2. Confirm compatibility for installation, then use a wrench to securely tighten the gauge to monitor pressure and temperature. Note: Please allow 1-3 cm error due to manual measurement. Ensure you are comfortable with this tolerance before purchasing. Due to variations in monitor displays, the image may not accurately represent the actual color of the item. Package includes: 1 x Temperature Pressure Gauge